Chapter 19 Appendix Shino Memorabilia (May 1945-December 1952)

On the 31st, in the conclusion of the Seventh National Congress of the Communist Party of China, Mao Zedong proposed the strategic task of fighting for the Northeast. On the 8th, the Soviet Union declared war on Japan.The Soviet Army entered Northeast China and launched an attack on the Japanese Kwantung Army. On the 9th, Chairman Mao Zedong issued a statement on "The Last Battle Against the Japanese Invaders". On the 10th, the Japanese government announced its acceptance of the Potsdam Declaration and demanded surrender. On the same day, the Eighth Route Army Headquarters issued Order No. 1: to order the troops in the Liberated Areas to immediately force the Japanese and puppet troops in various places to disarm and surrender, otherwise they will be resolutely wiped out.

On the 11th, Chiang Kai-shek ordered the Eighth Route Army and the New Fourth Army to "stay in place and stand by" and not to "act without authorization" against the Japanese and puppet troops. On the same day, the Central Committee of the Communist Party of China decided: the current task is to force the enemy and puppets to surrender to us, vigorously expand the liberated areas, and occupy all cities and major transportation routes that may be occupied; the future task is to prepare for civil war. On the same day, the Eighth Route Army Headquarters issued Order No. 2: order Lu Zhengcao, Zhang Xuesi, Wan Yi, Li Yunchang and other departments to advance to the northeast and cooperate with the Soviet army to liberate the northeast.

On the 12th, the Central Committee of the Communist Party of China instructed the Shandong branch that Wan Yi's department completed preparations for departure immediately and was on standby for departure. On the 13th, Mao Zedong gave a speech entitled "The Situation after the Victory of the Anti-Japanese War and Our Policy" at the Yan'an Cadre Meeting. On the same day, the Jireliao Military Region formed the Eastward Committee and the forward command post, and made an eastward deployment. On the 14th, the Kuomintang government signed the "Sino-Soviet Treaty of Friendship and Alliance" with the Soviet government.

On the 15th, the Japanese government announced its surrender. In mid-August, the troops of the Jireliao Military Region marching into the northeast were organized into three routes: west, middle, and east, and marched towards Jehol and Liaoning from the east of Jidong. On the 18th, the Central Military Commission of the Communist Party of China instructed the Shandong Military Region to dispatch Wan Yi's troops to stand by at the border from Hebei to Rehe. On August 20, 1945, the Central Committee of the Communist Party of China decided that Lv Zhengcao and Lin Feng would lead one regiment of the Shanxi-Gansu-Ningxia-Shanxi-Sui Joint Defense Army, three regiments of the Shanxi-Sui Military Region and the central cadre regiment to the Northeast.

On August 22, 1945, the Central Committee of the Communist Party of China instructed the Shandong branch to transfer a large number of cadres to the northeast to build the party, build the government, mobilize the masses, and publish newspapers. On August 25, 1945, the Central Committee of the Communist Party of China issued the "Declaration on the Current Situation", which put forward the three slogans of peace, democracy and unity. On August 28, 1945, Mao Zedong, Zhou Enlai, and Wang Ruofei flew from Yan'an to Chongqing to negotiate with the Kuomintang government. On August 29, 1945, the Central Committee of the Communist Party of China instructed: The cadres and troops sent to the Northeast from all over the country quickly dispatched, secretly entered the Northeast, controlled the vast villages and small and medium-sized cities where the Soviet army was not stationed, established political power, established an army, and developed freely.

On August 30, 1945, the first part of the Jireliao Military Region liberated Shanhaiguan with the cooperation of the Soviet Army. 1945.08.31 The Kuomintang government divided the three northeastern provinces into nine provinces and two cities. On September 1, 1945, the Kuomintang government appointed Xiong Shihui as the director of the northeast camp. On September 2, 1945, the Japanese government officially signed the instrument of surrender. On September 06, 1945, the Shaanxi-Gansu-Ningxia-Shandong-Sui Joint Defense Army taught the 1st and 2nd brigades each to set off from Yan'an to the northeast.

1945.09.06, the troops of the Jireliao Military Region advancing northeastward arrived in Shenyang. On September 11, 1945, the Central Committee of the Communist Party of China instructed the Shandong Branch Bureau to deploy 12 regiments from 4 divisions, disperse them into the Northeast by sea, and send Xiao Hua to unify the command. On September 15, 1945, the Central Committee of the Communist Party of China decided to establish the Northeast Bureau, with Peng Zhen, Chen Yun, Cheng Zihua, Wu Xiuquan, and Lin Feng as members and Peng Zhen as secretary. On September 15, 1945, the Central Committee of the Communist Party of China decided to transfer 100 regimental cadres from North China and Central China to quickly enter the Northeast.

On September 17, 1945, the Central Committee of the Communist Party of China instructed the Shandong Branch that all the main forces of the Bohai and Jiaodong military regions marched into the northeast. On September 17, 1945, the Central Committee of the Communist Party of China decided to guard the 1st Brigade, the 359th Brigade and the cadres going to central China to move to the northeast. On September 18, 1945, Peng Zhen, Chen Yun, Wu Xiuquan and others arrived in Shenyang. On September 19, 1945, the Central Committee of the Communist Party of China issued an instruction on "Current Tasks and Strategic Deployment", pointing out that the current task of our party is to continue to fight against the enemy and puppets, to completely control the provinces of Re and Chacha, and to develop and strive to control the Northeast.The country's strategic policy is to "develop to the north and defend to the south".

On September 23, 1945, Lin Biao, Xiao Jinguang and others went north from Puyang, Hebei (now part of Henan). On September 23, 1945, the Central Military Commission of the Communist Party of China decided that the 3rd Division of the New Fourth Army went to the Northeast. On September 25, 1945, the Northeast Advance Column landed at Diaoyutai, Xingcheng. On September 26, 1945, Qiu Chuangcheng led the Yan'an Artillery School to the northeast. On September 28, 1945, the Central Military Commission of the Communist Party of China issued "Instructions on the Strategic Policy and Specific Deployment of the Northeast", pointing out that the deployment of our army into the Northeast should focus on relying on the Soviet Union, North Korea, Mongolia, and Jehol. The cities and villages in the country, establish a lasting basis for struggle, and then control the major cities in southern Manchuria.

On September 28, 1945, the main force of the 3rd Division of the New Fourth Army set off from Huai'an, Jiangsu, and headed northeast. On September 30, 1945, the Central Military Commission of the Communist Party of China instructed the Shandong branch to quickly transport 30,000 to 40,000 people to the northeast by sea. In September 1945, Li Zhaolin, Zhou Baozhong, Wang Minggui, and Wang Jun, cadres of the Northeast Anti-Japanese Allied Army, led a group of cadres to Harbin, Jilin, Qiqihar, Bei'an and other regions to organize and develop troops. On October 1, 1945, the U.S. military landed in Qinhuangdao.The 13th and 25th armies of the Kuomintang army also arrived one after another, actively preparing to attack the Northeast.

1945.10.06, the 7th Division of Shandong, the main force of the Bohai Navy Region (3 regiments under its jurisdiction), set off from Shanghe and marched towards the east of Jidong. 1945.10.08, Shandong 2nd Division marched from Tancheng to Longkou. On October 9, 1945, the Central Committee of the Communist Party of China decided to establish a temporary military organization in Northeast China, the Northeast Military Region Command, with Cheng Zihua as the commander, Peng Zhen as the political commissar, and Wu Xiuquan as the chief of staff. On October 10, 1945, after 43 days of negotiations, representatives of the Kuomintang and the Communist Party signed the "Minutes of the Meeting between the National Government and the Representatives of the Communist Party of China" (the "Double Ten Agreement") In early October 1945, the Shandong 6th Division and other departments sailed from Longkou to Zhuanghe by boat. On October 11, 1945, Mao Zedong returned to Yan'an from Chongqing. On the 17th, Mao Zedong made a report "About the Chongqing Negotiations" at the Yan'an Cadre Meeting. On October 12, 1945, the East Manchuria Command was established. The commander and political commissar, Xiao Hua, unified command of the Shandong troops east of the South Manchuria Railway. On October 16, 1945, the Central Committee of the Communist Party of China instructed the Northeast Bureau that the Kuomintang troops entering the Northeast from any direction must be resolutely eliminated. On October 17, 1945, the Shandong 6th Division arrived at Zhuanghe.The main force of the Shandong 5th Division and the Tiansong Detachment are still in operation. On October 19, 1945, the Central Committee of the Communist Party of China instructed the Northeast Bureau to resolutely block the landing of the Kuomintang army, guard the gate, buy time, and cover the development of the entire Northeast work. On October 22, 1945, the Central Committee of the Communist Party of China decided that the Jireliao Military Region should be under the command of the Northeast Bureau. On October 24, 1945, Luo Ronghuan led most of the headquarters of the Shandong Military Region to Longkou from Linyi. On October 26, 1945, the Kuomintang government appointed Du Yuming as the commander-in-chief of the Northeast Security Commander. On October 27, 1945, the Central Committee of the Communist Party of China decided to establish the Jireliao Central Branch. On October 29, 1945, Lin Biao and Xiao Jinguang arrived in Shenyang. On October 30, 1945, the 2nd Shandong Division arrived at Zhuanghe. On October 31, 1945, the Central Committee of the Communist Party of China decided to establish the Northeast People's Autonomous Army.Lin Biao served as the commander-in-chief, Peng Zhen and Luo Ronghuan served as the first, second and political commissars respectively, Lu Zhengcao and Li Yunchang served as the first, second and deputy commanders respectively, Xiao Jinguang served as the third deputy commander and chief of staff, and Cheng Zihua served as the deputy political commissar . On November 2, the Central Committee of the Communist Party of China approved Zhou Baozhong as the third deputy commander, Xiao Jinguang as the fourth deputy commander and chief of staff, and Wu Xiuquan as the second chief of staff. On November 02, 1945, the Central Military Commission of the Communist Party of China ordered Lin Biao and Peng Zhen to immediately deploy internal operations to block the landing of the Kuomintang army and prevent them from entering Shenyang. On November 03, 1945, the Shandong 7th Division arrived at Shanhaiguan, and together with the 19th Brigade of Jireliao Military Region, blocked the attack of the Kuomintang army. On November 5, 1945, Luo Ronghuan led the Shandong military region to sail from Longkou to Zhuanghe by boat. 1945.11.08, the Northeast Bureau decided to establish the provincial working committees of the Communist Party of China in Liaoning, North Liaoning, Jilin, Hejiang, Songjiang, Nenjiang, and Longjiang. On November 9, 1945, the Central Committee of the Communist Party of China decided that the Jireliao branch should be under the leadership of the Shanxi-Chahar-Hebei Central Bureau. On November 9, 1945, the Nenjiang Military Region was established in Qiqihar. In early November 1945, the 2nd and 3rd columns of the Northeast People's Autonomous Army were formed. 1945.11.13, Luo Ronghuan arrived in Shenyang On November 15, 1945, the Longjiang Military Region was established. On November 16, 1945, the Northeast People's Autonomous Army withdrew from the Shanhaiguan area. On November 16, 1945, the Beiman Branch of the Central Committee of the Communist Party of China was established, with Chen Yun as its secretary. On November 19, 1945, Lin Biao led a portable command organization to the front line of Jinzhou to command the battle. In mid-November 1945, the Songjiang Military Region was established. On November 20, 1945, the Central Committee of the Communist Party of China instructed the Northeast Bureau: the Northeast People's Autonomous Army withdrew from major cities and controlled minor cities and villages. On November 21, 1945, Lin Biao called the Central Committee of the Communist Party of China: we should avoid rushing to fight, to prevent being broken by the Kuomintang army one by one, and we are going to give up two or three hundred miles north of Jinzhou, let it stretch out and disperse, and then look for weak points to attack.The Central Committee of the Communist Party of China replied on the 23rd to agree to this proposal. On November 25, 1945, the 3rd Division of the New Fourth Army arrived at the Jiangjiatun area near Jinzhou. On November 25, 1945, the Northeast People's Autonomous Army withdrew from Shenyang.The Northeast Bureau and the headquarters of the Northeast People's Autonomous Army moved to Benxi. On November 26, 1945, the Kuomintang army occupied Jinzhou. On November 27, 1945, the Northeast Bureau decided to establish Ximan, Beiman Military Region and Ximan Sub-bureau.Lu Zhengcao, commander of the Ximan Military Region, and Li Fuchun, political commissar; Gao Gang, commander of the North Manchuria Military Region, and Chen Yun, political commissar.The Central Committee of the Communist Party of China approved the decision on November 29. In November 1945, the Eastern Manchurian Military Region was established, with Zhou Baozhong as its commander and Lin Feng as its political commissar. In November 1945, the Hejiang Military Region was established. 1945.12.06, the former headquarters of the Northeast People's Autonomous Army moved to Fuxin. On December 8, 1945, the Northeast Bureau issued instructions: prepare for long-term struggle, establish base areas, merge new and old command units, form a pie chart, establish local corps, and divide military regions. On December 15, 1945, the Northeast Bureau issued an instruction: the current task of our army is to strive to control the vast areas on both sides of Changchun Road, establish base areas, and prepare for large-scale operations next spring. On December 15, 1945, the Northeast Bureau decided that the 359th Brigade and the 7th Shandong Division went to North Manchuria to suppress bandits. On December 20, 1945, the Central Committee of the Communist Party of China decided that Lin Biao was also the commander of the Ximan Military Region, Li Fuchun was the secretary of the Ximan Branch Bureau, and Huang Kecheng was the deputy secretary. On December 25, 1945, at the battalion-level cadre meeting held in Fuxin, Lin Biao put forward the guiding ideology of forbearance, waiting, and ruthlessness and the tactical principles of "one point, two sides" and "three-three systems". On December 28, 1945, the Central Committee of the Communist Party of China issued the instruction "Building a Solid Northeast Base Area". On December 29, 1945, the former president moved from Fuxin to the Faku. On December 30, 1945, the Northeast Bureau decided to establish the Liaodong Military Region, with Cheng Shicai as the commander and Xiao Hua as the political commissar. In December 1945, the Western Liaoning Military Region and the Liaoning Military Region were established. In December 1945, the Yan'an Artillery School arrived in Tonghua, Andong Province (now part of Jilin Province) in early December, and was renamed the Artillery School of the Northeast People's Autonomous Army. On January 6, 1946, the Northeast Bureau issued "Instructions on Intensifying the Reorganization of the Army and Mobilizing the Masses". On January 10, 1946, representatives of the Kuomintang and the Communist Party formally signed an armistice agreement.On the same day, the two sides issued a truce order to take effect at midnight on the 13th. On January 12, 1946, the Northeast Bureau decided to form the Yang Jingyu and Deng Tiemei detachments in Liaodong, and the Zhao Shangzhi detachment in North Manchuria. On January 14, 1946, the Northeast People's Autonomous Army was renamed the Northeast Democratic Alliance Army. On January 16, 1946, the Central Committee of the Communist Party of China sent a telegram to Peng Zhen, Wu Xiuquan, and Lin Biao: Armed conflicts in Northeast China are inevitable, but the principle of self-defense must be adhered to; now time should be used to train the army, prepare the battlefield, and deal annihilated blows when the Kuomintang army attacks. On January 26, 1946, the Central Committee of the Communist Party of China issued an instruction: Our party’s current policy for the Northeast is to seek a peaceful solution, realize democratic reform, and peacefully build the Northeast.In order to realize this policy, we must establish solid base areas and strive to win one or two major victories under the condition of self-defense. On January 27, 1946, the former head of the Northeast Democratic Alliance Army moved from Xiushuihezi Village to Faku. On January 27, 1946, the Northeast Bureau and the Northeast Democratic Alliance Army headquarters were transferred from Benxi to Fushun. In late January 1946, the 3rd Column of the Liaodong Military Region was established, under the jurisdiction of the 7th, 8th, and 9th Brigades, and the column organization was concurrently held by the Military Region. On February 5, 1946, the Northeast Advance Column was reorganized into the 7th Column of the Jiliao Military Region, governing the 19th and 20th Brigades. In early February 1946, the 2nd and 3rd columns were combined into the 4th column of the Liaodong Military Region, which governed the 10th, 11th, and 12th brigades. 1946.02.07, the Northeast Democratic Alliance Army Communication School was established in Meihekou. On February 10, 1946, the main campus of the Anti-Japanese Military and Political University, which arrived in Tonghua from Yan'an, was changed to a military and political university, which was affiliated to the Dongzong University. On February 13, 1946, the 1st Division and the 7th Brigade of the 3rd Division fought at Xiushuihezi. On February 16, 1946, the 4th Column launched an attack on the Kuomintang Army in Shaling, and withdrew from the battle until the 19th. On February 21, 1946, the Jiliao Military Region organized its areas into Liaobei, Jidong, and Tonghua, and organized its troops into the 22nd, 23rd, and 24th brigades and the 1st and 2nd garrison brigades. On March 1, 1946, the Northeast Democratic Alliance Army Aviation School and Engineering School were established in Tonghua. On March 12, 1946, the Central Committee of the Communist Party of China instructed the Northeast Bureau: It should be prepared to smash the Kuomintang army's attack, win a few battles, and force the Kuomintang to accept our terms and compromise with us. For this reason, it should carry out an effective attack on the Beining line. On March 12, 1946, the Soviet army withdrew from Shenyang. On the 13th, the 25th Army of the Kuomintang Army occupied Shenyang. On March 17, 1946, the first part of the Northeast Democratic Alliance Army recovered Siping. On March 17, 1946, the Northeast Bureau and the Eastern Headquarters were transferred from Fushun to Hailong. On March 19, 1946, the 1st Army and the 71st Army of the Kuomintang Army were divided into two groups to attack Siping. On March 24, 1946, the Central Committee of the Communist Party of China instructed the Northeast Bureau: At present, our party's policy is to fully control Changsha, Kazakhstan and the entire Middle East, with South Manchuria and West Manchuria as auxiliary directions.The Ximan army is required to fully control the Siping area and organize the Kuomintang army to advance northward; the Nanman army annihilates the attacking enemy on the spot, and prepares to transfer the main force to Siping and Changchun, and cooperate with the East and West Manchurian troops to defend North Manchuria. On March 27, 1946, the Kuomintang and the Communist Party reached an agreement to send an executive team to the northeast to mediate and stop the conflict. On March 27, 1946, the former general of the Northeast Democratic Alliance marched from the northwest area of ​​Fushun to Siping. On March 28, 1946, the Northeast Bureau issued a notice to strengthen the work of suppressing bandits in accordance with the instructions of the Central Committee of the Communist Party of China. On March 30, 1946, the Kuomintang army attacked Anshan, Haicheng and Yingkou.After 3 days of fierce fighting with the 4th Column, they withdrew from Yingkou, Haicheng, and Anshan. On April 1, 1946, the Kuomintang army attacked Benxi, and the Liaodong Military Region launched a battle to protect it. On April 3, 1946, the Liaodong Military Region deployed all-out efforts to defend Benxi. 1946.04.04, the former general arrived in Siping area. On April 4, 1946, the Central Military Commission of the Communist Party of China issued the "Instructions on the Struggle Against Cannibalization". On April 6, 1946, the Central Committee of the Communist Party of China instructed: to strive for victory in Siping and Benxi, and to reverse the situation in the Northeast. On April 7, 1946, the Liaodong Military Region launched the second operation to protect Benxi. On April 8, 1946, the Northeast Democratic Allied Forces concentrated their forces to launch a counterattack against the newly formed 1st Army of the Kuomintang Army that attacked Siping, and wiped out more than 1,200 Kuomintang troops in Xinglongquan and Chaoyangbao areas. On April 14, 1946, Lin Biao arrived in Bamian City to command operations. On April 15, 1946, 14 regiments of the Northeast Democratic Alliance Army annihilated more than 4,400 members of the 71st Army of the Kuomintang Army in Jinshanbao and Dawa areas. On April 18, 1946, troops from the Jiliniao Military Region liberated Changchun. On April 18, 1946, the 1st Army of the Kuomintang Army launched an attack on the suburbs of Siping.The first phase of the Siping Defense War began. On April 25, 1946, the 19th Brigade of the 7th Division, part of the 21st Brigade, part of the 3rd Division of the New Fourth Army and the troops of the Nenjiang Military Region liberated Qiqihar. On April 27, 1946, the Liaodong Military Region launched the Sanbao Benxi Operation. On April 27, 1946, the Siping defense battle entered the second stage, and the two sides became a confrontation. On April 27, 1946, the Central Military Commission of the Communist Party of China called Lin Biao to increase the number of defenders in Siping and turn Siping into Madrid. On April 28, 1946, Harbin was liberated by the 359th Brigade and the Bei'an and Songjiang military regions. On April 30, 1946, the Central Committee of the Communist Party of China instructed Lin Biao: An armistice agreement may be signed in the near future. On May 3, 1946, the main force of the Liaodong Military Region withdrew from Benxi. 1946.05.04, the Central Committee of the Communist Party of China issued the "Instructions on Land Issues" (that is, the "May 4th Instructions") On May 5, 1946, the School of Surveying and Mapping was established in Changchun. On May 14, 1946, the Kuomintang army concentrated the strength of 10 divisions and launched a large-scale attack on Siping in three routes.The defense of Siping entered the third stage. On May 18, 1946, the Northeast Democratic Alliance voluntarily withdrew from Siping, and the Siping Defense War ended, annihilating more than 10,000 Kuomintang troops. On May 19, 1946, Lin Biao, Peng Zhen, Luo Ronghuan and others discussed future combat strategies in Fanjiatun, a southern suburb of Changchun. On May 23, 1946, the Northeast Democratic Alliance Army withdrew from Changchun. On May 24, 1946, the South Manchurian Military Region launched the Battle of Anhai. On May 15, 1946, the Central Military Commission of the Communist Party of China issued instructions on launching guerrilla warfare behind enemy lines in Northeast China. On May 27, 1946, the Central Committee of the Communist Party of China issued the "Instructions for the Northeast Main Forces to Prepare for Long-Term Struggles Without Afraid of Losing Local Areas." On May 29, 1946, Pan Shuodan, commander of the 184th Division of the Kuomintang Army, led an uprising in Haicheng. In May 1946, the Nenjiang Military Region was placed under the Ximan Military Region; the Nennan Military Region was abolished, and the area it belonged to was merged into the Nenjiang Military Region. On June 3, 1946, the Central Committee of the Communist Party of China instructed the Northeast Bureau: to implement the Central Committee’s instructions on Northeast work in December last year, to make long-term plans, and to fight for the establishment of base areas in small and medium-sized cities and vast villages. On June 3, 1946, the Northeast Democratic Alliance Army's South Manchurian troops conquered Dashiqiao.At the end of the Battle of Anhai, more than 6,000 Kuomintang troops were wiped out (including more than 2,700 rebels). 1946.06.07, starting from 12:00 on June 7, the Northeast ceased fighting for 15 days. On June 10, 1946, the 1st and 2nd divisions attacked Krafah and Xinzhan. On June 10, 1946, the Northeast Bureau decided to abolish the Jihei Military Region, and its Songjiang Military Region and Hejiang Military Region were directly under the Dongzong; the Longjiang Military Region was placed under the Ximan Military Region. On June 12, 1946, the Northeast Bureau and the East General Administration issued the "Decision on the Work of Suppressing Bandits". On June 16, 1946, the Central Committee of the Communist Party of China decided to appoint Lin Biao as Secretary of the Northeast Bureau, Commander-in-Chief and Political Commissar of the Northeast Democratic Alliance Army, Peng Zhen, Luo Ronghuan, Gao Gang, and Chen Yun as Deputy Secretary of the Northeast Bureau and Political Commissar of the Northeast Alliance Army Fu, and Lin, Peng, Luo, Gao, and Chen formed the Standing Committee of the Northeast Bureau. On June 21, 1946, Chiang Kai-shek announced that the truce in Northeast China would be extended to June 30. On June 22, 1946, the Central Committee of the Communist Party of China telegraphed the Northeast Bureau: Chiang Kai-shek will attack the Northeast and the whole country in early July. The whole party and the whole army in the Northeast should be mobilized to take advantage of various favorable conditions, rely on the masses to establish base areas, and crush the Kuomintang army's attack. On June 26, 1946, the Kuomintang army besieged the Central Plains liberated area, and a full-scale civil war broke out. On June 30, 1946, the Northeast Bureau instructed all military regions to form cavalry regiments to enhance the mobility of the bandit suppression troops. In June 1946, the Railway Command was established. In June 1946, the Artillery Adjustment Office was established. 1946.07.03, the Northeast Bureau held an enlarged meeting in Harbin from the 3rd to the 11th, and passed the resolution of "The Situation and Tasks in the Northeast" (the "July 7 Resolution"). On July 25, 1946, the Northeast Bureau sent a telegram to all sub-bureaus and military regions, requesting all localities to mobilize the masses with the greatest strength and establish base areas. The troops of 2-3 regiments should be drawn out to do mass work and wipe out bandits. In July 1946, Yan'an China Medical University and Northeast Military Medical University merged in Xingshan, Hejiang Province to form a new China Medical University, which was affiliated to Dongzong. In July 1946, the Northeast Democratic Alliance Supply School was established in Jiamusi. On August 3, 1946, the 1st, 2nd and 7th Columns in Shandong were combined to form the 1st Column, which governed the 1st, 2nd, and 3rd Divisions. On August 26, 1946, the Harbin Public Security Bureau uncovered the largest spy group organized by the Kuomintang in bandit riots in North Manchuria, and arrested fat and thin Jiang Pengfei, Li Mingxin, Cui Dagang and others. On August 29, 1946, the Northeast Bureau issued "Instructions on Supplementing the Main Force and Strengthening Operational Preparations". On September 13, 1946, the 3rd Division of the New Fourth Army (belonging to the 7th Brigade) was organized into the 2nd Column, which governed the 4th, 5th, and 6th Divisions. On September 16, 1946, the Central Military Commission of the Communist Party of China issued an instruction to "Concentrate superior forces and annihilate the enemy individually". On October 19, 1946, Lin Biao, Peng Zhen, Gao Gang, and Chen Yun reported to the Central Military Commission of the Communist Party of China that the current policy for the struggle in Northeast China is: first to gain a foothold and consolidate the existing areas, and then to promote development; The Kuomintang army gradually reached a balance and then turned into an advantage; in terms of combat issues, the goal should be to cover and defend the construction of base areas and repel the attack of the Kuomintang army. On October 19, 1946, the Kuomintang army concentrated 8 divisions and launched a wide-ranging frontal attack on the Andong and Tonghua areas from the left, middle, and right. On October 19, 1946, the Dongzong decided to establish the Artillery Command of the Northeast Democratic Alliance Army in Harbin, with Zhu Rui as the commander and Qiu Chuangcheng as the political commissar. On October 31, 1946, when the Kuomintang army concentrated its forces to attack South Manchuria, the East General Committee decided to concentrate 5 divisions to launch an offensive against the Songhua Jiangnan Kuomintang army to support the South Manchurian troops. On October 31, 1946, the Northeast Bureau decided to send Chen Yun, Deputy Secretary of the Northeast Bureau, Deputy Political Commissar of the Northeast Democratic Alliance Army, and Xiao Jinguang, Deputy Commander-in-Chief, to work in South Manchuria in order to strengthen the unified leadership of the struggle in South Manchuria. In October 1946, the 7th Division and the 7th Brigade of the 3rd Division of the New Fourth Army jointly formed the 6th Column, which governed the 16th, 17th, and 18th Divisions. On November 1, 1946, the Northeast Bureau issued "Instructions on Strategic Missions in South Manchuria": "Fight the battle that can annihilate the enemy, and not fight the battle that cannot annihilate the enemy" as the highest principle of action.At present, the task in South Manchuria is to weaken and restrain the Kuomintang army, preserve itself, hold on to the base areas, and cooperate with the main force in North Manchuria to fight. On November 02, 1946, the Battle of Xinkailing ended, annihilating more than 8,000 people under the commander of the 25th Division of the Kuomintang Army. On November 4, 1946, the Central Committee of the Communist Party of China decided that Chen Yun should be the secretary of the Nanman Branch (also known as the Liaodong Branch) and the political commissar of the Nanman Military Region (also known as the Liaodong Military Region). On the 12th, it was decided that Xiao Jinguang would be the commander of the South Manchuria Military Region, and Xiao Hua would be the deputy secretary of the South Manchuria Branch Bureau, deputy commander and deputy political commissar of the South Manchuria Military Region. On November 21, 1946, the Eastern General Committee decided that the North Manchurian troops would launch an offensive in Ximan and the area north of Changchun to cooperate with the South Manchuria when the Kuomintang army continued to attack in South Manchuria and was unable to provide northern aid. On November 21, 1946, the Railway Headquarters was renamed the Road Guard Army Headquarters. On November 21, 1946, Xie Wendong, general commander-in-chief of the "15th Army", the leader of the bandit, was captured alive. In November 1946, the Foreign Language School of the General Headquarters of the Northeast Democratic Alliance Army was established in Harbin. In November 1946, Zhang Yuxin, the commander-in-chief of the "Northeast Advance Army", the bandit leader, was captured alive. On December 10, 1946, the Northeast Bureau issued instructions on in-depth war mobilization. On December 10, 1946, the front finger of the Eastern General Assembly arrived in Shuangcheng. On December 11, 1946, the Northeast Bureau Yu Dongzong issued instructions to carry out guerrilla warfare behind enemy lines. On December 11, 1946, from 11th to 14th, the Liaodong Military Region held a military meeting of cadres above the division level at the front-line command post of the Qidaojiang Military Region in Tonghua to discuss the issue of persisting in the struggle against South Manchuria. On December 12, 1946, Li Huatang, general commander-in-chief of the "First Army", the leader of the bandit, was captured alive. On December 17, 1946, the Kuomintang army concentrated the strength of 6 divisions and launched the first attack on the Linjiang liberated area. On December 24, 1946, the Eastern General Command instructed the Liaodong Military Region to fight tenaciously and crush the Kuomintang army's offensive plan with the spirit of fighting hard. In December 1946, Northeast Pharmaceutical School was established in Jiamusi. In December 1946, the 4th column inserted into the rear of the Kuomintang army and fought for more than 10 days, forcing it to withdraw 2 divisions from the troops attacking Linjiang to return to Benxi and Huanren. On 1947.01.03, President Dong issued the Jiangnan combat deployment. On January 4, 1947, the South Manchurian troops launched a counterattack against the Kuomintang army on the Tongji Line. On January 5, 1947, the North Manchurian troops began to fight in the south of the Yangtze River. 1947.01.07, the 1st Division of the 1st Column completely wiped out the KMT army reinforced by Jiutai in the Zhangmazigou area. 1947.01.09, the 6th Column wiped out the Kuomintang Army in Jiaojialing. On January 14, 1947, the 2nd Column attacked Baokang and conquered Fulongquan and other places. On January 19, 1947, the main forces of North Manchuria withdrew to the north of the Songhua River, and the Jiangnan operation ended. On January 19, 1947, the 359th Brigade was renamed the 1st Independent Division of the Northeast Democratic Alliance Army.Before and after, the Songjiang Independent Division was renamed the Independent 2nd Division, and the Jibei Army Sub-division formed the Independent 3rd Division. On January 20, 1947, the Kuomintang army was forced to stop attacking the Linjiang area and retreat to Tonghua. On January 20, 1947, the Eastern Command issued the artillery establishment, stipulating that each division should form a mountain artillery battalion, and each column should form a field artillery company. On January 29, 1947, the East General Command issued an order: it was decided to use the existing artillery to form a reserve artillery regiment, column, and division artillery. On January 30, 1947, the Kuomintang army concentrated 4 divisions to launch the second attack on Linjiang. In January 1947, the Longjiang and Nenjiang Military Regions were abolished, and their subordinate military divisions were directly commanded by the Ximan Military Region. On February 1, 1947, the Northeast Bureau held a mass work meeting in Harbin to discuss issues such as mass work, production, and the struggle against the enemy. On February 5, 1947, the 3rd Column annihilated part of the 195th Division of the Kuomintang Army in the Koryo City area. 1947.02.07, the 3rd Column wiped out the first part of the 207th Division of the Kuomintang Army in Sanyuanpu. 1947.02.08, the Kuomintang army's second attack on Linjiang was crushed. On February 10, 1947, the Eastern Headquarters held a meeting of cadres above the division level in Shuangcheng, conveying the instructions of the Central Committee of the Communist Party of China "Meeting the New Upsurge of the Chinese Communist Revolution", summarizing the combat experience of the Northern Manchurian troops attacking south of the Songhua River in the past year, unifying the combat thinking, principles of warfare. On February 13, 1947, the Kuomintang army mobilized five divisions to launch the third attack on Linjiang. On February 17, 1947, the General Manager of the Eastern Conference issued the deployment of the second mission to the south of the Yangtze River. On February 18, 1947, the main force of the 3rd column wiped out the transitional sentence in Yanjiajie and Luweilin areas and temporarily organized a regiment of the 21st Division and its affiliated Shanpao Battalion. On February 21, 1947, the 11th Division of the 4th Column conquered the alkali factory and wiped out the 1st Brigade of the 207th Division. On February 21, 1947, the North Manchurian troops began to fight in the south of the Yangtze River for the second time. On February 23, 1947, the 6th Column (belonging to the 16th Division) captured Chengzi Street and wiped out the 89th Regiment and the Shanpao Battalion of the newly formed 30th Division of the defenders. On February 28, 1947, the 6th Column and the 2nd Independent Division attacked Dehui. In February 1947, the East Manchu Road Guard Command was renamed the Eastern Road Guard Command, the West Man Road Guard Command was renamed the Western Road Guard Command, and the Central Road Guard Command was established, followed by the Nanman Road Guard Command. Army Command. In February 1947, the Veterinary College was established in Qiqihar. In February 1947, the automobile school was established in Jiamusi. 1947.03.02, the second mission of the North Manchurian troops to the south of the Yangtze River ended. On March 06, 1947, the South Manchuria Army's Sanbao Linjiang Operation ended. On March 7, 1947, the North Manchurian troops began to fight in the south of the Yangtze River three times. On March 10, 1947, the 5th Division of the 2nd Column conquered Kaoshantun. On March 12, 1947, the 1st Column (belonging to the 2nd Division) wiped out most of the 88th Division of the Kuomintang Army in the Guojiatun, Jiangjiatun, and Mengjiachengzi areas.The 2nd Division at Wangjiadongpu, west of Dehui, and the 16th Division of the 6th Column annihilated a part of the Kuomintang army near Wanjin Pagoda. On March 16, 1947, the main forces of Northern Manchuria retreated to Jiangbei, and the three-time Jiangnan campaign ended. On March 16, 1947, the 11th Division of the 4th Column captured Huanren. On March 23, 1947, the main force of the 3rd Column annihilated part of the 2nd Division of the Kuomintang Army from Shancheng Township to Tonghua in Wangqing. On March 26, 1947, the Kuomintang army launched its fourth attack on Linjiang in three routes. On March 30, 1947, the Central Committee of the Communist Party of China decided that the Jireliao Branch Bureau and the military region should be under the leadership of the Northeast Bureau. On April 03, 1947, the 3rd and 4th Columns wiped out the 89th Division and 1 regiment of the 54th Division of the Kuomintang Army in the Hongshi Town, Lanshan, and Guojiajie areas, smashing its fourth attack on Linjiang. 1947.04.08, Lin Biao called Xiao Jinguang, Chen Yun, etc. and reported to the Central Military Commission of the Communist Party of China: In the future, the Northeast Democratic Alliance Army will use its main strategic direction and main force in South Manchuria, to open up the connection between the two theaters of South and North Manchuria, and to make two fists into one fist. It caused a fundamental change in the Northeast War situation. 1947.04.08, Dongzong held a military meeting of cadres above the division in Shuangcheng to summarize combat experience. On April 10, 1947, the Northeast Bureau reported to the Central Committee of the Communist Party of China on the work of suppressing bandits. On April 23, 1947, Dongzong issued a summer offensive instruction. In April 1947, Dongzong reported the military situation in Northeast China to the Central Committee of the Communist Party of China. In April 1947, Dongzong held a political work conference. On May 1, 1947, 4 independent brigades of the Hebei-Chahareliao Military Region launched an attack on the 13th Army of the Kuomintang Army on the Jin (Zhou) Cheng (De) Line. On May 5, 1947, the Northeast Bureau issued the "Resolution on the Current Situation and Tasks in the Northeast". On May 11, 1947, the sixth column launched an attack on the La (Fa) Ji (Lin) line.By the 14th, they successively conquered Youjiatun, Tiangang, Jiangmifeng and other places. On May 14, 1947, the 3rd column conquered Shancheng Town and Caoshi, and cut off the Shenyang-Jilin railway line. On May 16, 1947, four independent brigades of the Hebei-Chahareliao Military Region conquered the paddock. On May 17, 1947, the 2nd Column captured Wade. On May 18, 1947, the 1st and 2nd Columns annihilated the main forces of the 88th and 91st Divisions of the 71st Army of the Kuomintang Army in the Dahei Linzi area south of Huaide. On May 18, 1947, the 10th and 11th Independent Brigades and 3 independent regiments in eastern Jidong destroyed the railway from Luanxian to Shanhaiguan on the Beining Line and conquered Changli. On May 20, 1947, Mao Zedong called Lin Biao and Gao Gang, proposing the strategic concept of capturing Changchun, Beining and the four cities of Changchun, Shenyang, Peiping, and Tianjin, as well as the conditions that must be prepared for capturing the two routes and four cities. On May 22, 1947, the 6th Column and the Dongman Independent Division wiped out a regiment of the newly formed 1st Army in the Taiping Mountain area southeast of Laoyeling. On May 28, 1947, one part of the 4th Column and one part of the 3rd Column captured Meihe Estuary and wiped out more than 7,000 people from the 60th Army of the Kuomintang Army. In May 1947, a cavalry column was formed to govern the 1st and 2nd divisions. On June 2, 1947, the second column captured Changtu. On June 3, 1947, the 6th Column and the 1st and 2nd Independent Divisions pursued and wiped out more than 5,000 people from the 21st Division of the 60th Army of the Hailong Nationalist Army in Yantong Mountain and Jichang Town. On June 3, 1947, the main force of the 3rd column and the independent 2nd division conquered Xi'an. 1947.06.04, the Central Military Commission of the Communist Party of China instructed: At present, the entire army has been transferred to the strategic offensive. In the future, the whole army will stop all large-scale road breaking except for partial and tactical road breaking in urgent need of combat, and all railway operations will be stopped. Equipment must be carefully guarded. On June 11, 1947, the 1st column and the Liaoji column began to sweep away the outer strongholds of Siping, preparing to capture Siping. On June 12, 1947, Lin Biao and Luo Ronghuan sent a telegram to instruct the 6th Column to carry forward the spirit of fighting hard and resolutely annihilate the enemy who sent reinforcements to Siping. On June 13, 1947, the 4th Column recovered Benxi. On June 14, 1947, the 1st Column and the Liaoji Column launched a general attack on Siping. On June 19, 1947, the Jicha Reliao troops captured Ye Baishou. On June 20, 1947, the 17th Division of the 6th Column broke into the core garrison area of ​​the Siping garrison and wiped out most of the 71st Army's military headquarters and secret service regiment. On June 21, 1947, the Jicha Reliao troops conquered Lingyuan. On June 24, 1947, the 1st Column (owed to the 3rd Division) was ordered to go south to fight for aid, and the attack on Siping was under the unified command of the head of the 6th Column. On June 26, 1947, the Kuomintang army mobilized 10 divisions to reinforce Siping from Shenyang and Changchun. On the 30th, the troops attacking Siping withdrew from the battle. In June 1947, the Ximan Military Region was abolished, and its subordinate areas were divided into three provincial military regions: Liaoji, Nenjiang, and Longjiang. On July 1, 1947, the summer offensive ended, and more than 82,000 Kuomintang troops were wiped out. On July 10, 1947, Mao Zedong sent a telegram to Lin Biao, Luo Ronghuan, and Gao Gang, proposing that our army’s next combat mission on the northern front would be to strive to occupy most of the Zhongchang, Beining, Pingcheng, Pingshi, Pingsui, and Tongpu roads, as well as all roads along the road except Ping Cities other than Ping, Tianjin, and Shenyang were isolated from Ping, Tianjin, and Shenyang. In late July 1947, the Northeast Democratic Alliance Army held the second military meeting of senior cadres above the division in Harbin to summarize the experience of summer offensive operations.At the meeting, Lin Biao proposed the tactical principle of "four fast and one slow". In July 1947, the Northeast Democratic Alliance Army re-divided the military region and reorganized the local armed forces.After reorganization, the East General Command has three second-level military regions, Liaodong, Jilin, and Jichareliao, and 12 third-level military regions. On August 4, 1947, Chen Cheng, chief of staff of the Kuomintang army, concurrently served as the director of Northeast Xingyuan. On August 20, 1947, the Northeast Democratic Alliance Army restored the party committees at all levels. On August 22, 1947, the General Political Department of the Northeast Democratic Coalition Army deployed the "complaint and revenge" education. On August 27, 1947, the Northeast Bureau made a decision on the establishment of the second-line Corps based on Luo Ronghuan's suggestion. In August 1947, the Northeast Democratic Alliance established the 7th, 8th, and 9th columns.The 7th Column has jurisdiction over the 19th, 20th, and 21st Divisions; the 8th Column has jurisdiction over the 22nd, 23rd, and 24th Divisions; the 9th Column has jurisdiction over the 25th, 26th, and 27th Divisions. In August 1947, the East, West, and Central Route Guard Commands and the South Manchu Route Guard Command were abolished. In August 1947, the East General Assembly held a training meeting for the second-line corps participated by all military regions in North Manchuria. On September 1, 1947, the Central Committee of the Communist Party of China issued the "Strategic Guidelines for the Second Year of the War of Liberation" within the party. On 1947.09.01, the Dongzong decided: the Liaodong Military Region shall organize the front command post of the Liaodong Military Region; the Jicha Reliao Military Region shall organize the Jicha Reliao Front Command Post. On September 10, 1947, the Northeast Democratic Alliance Army established the 10th Column, which governed the 28th, 29th, and 20th Divisions. On September 14, 1947, the Northeast Autumn Offensive was in full swing. On September 16, 1947, the 8th Column was temporarily formed into the 22nd Division (less than 1 regiment) of the 93rd Army of the Kuomintang Army in the Yangzhangzi area in the southwest of Jinxi. On September 23, 1947, the 8th and 9th Columns were located in the Yangzhangzi area, serving as the headquarters of the 49th Army of the Kuomintang Army and 2 regiments each of the 105th and 79th Divisions. On September 28, 1947, the General Political Department of the Northeast Democratic Alliance Army reported to the General Political Department of the Central Military Commission of the Communist Party of China the two experience materials of the third column learning land reform policies. Mao Zedong revised the second experience and forwarded it to the entire army. On October 1, 1947, the 7th Column recovered Lishu. On October 2, 1947, the 3rd Column annihilated the 116th Division of the 53rd Army of the Kuomintang Army in Weiyuanbao and Xifeng areas. 1947.10.02, the 4th column was in the Diaopitun area, and also served as a regiment of the 130th Division of the 53rd Army of the Kuomintang Army. On October 2, 1947, the 1st South Manchurian Independent Division conquered Dashiqiao, Haicheng, and Niuzhuang, and wiped out a regiment of the 25th Division of the Kuomintang Army. On October 7, 1947, the 19th Division of the 7th Column captured Zhangwu, and temporarily formed a regiment of the 57th Division to annihilate the enemy. On October 10, 1947, the Central Committee of the Communist Party of China promulgated the "Outline of Land Law". On October 10, 1947, the Chinese People's Liberation Army Headquarters issued the "Manifesto of the Chinese People's Liberation Army" and the order to re-issue the three major disciplines and eight points of attention. On October 10, 1947, the 7th Column conquered Xinlitun, and the 93rd Army of the Kuomintang Army temporarily organized most of the 57th Division. On October 12, 1947, one part of the 8th and 9th Columns attacked Jinzhou Airport, and wiped out one part each of the 26th Division of the 49th Army of the Kuomintang Army and one part of the local team. On October 15, 1947, the Northeast Bureau decided to complete the construction of 60 independent regiments in the first phase of the second-line corps before the end of April 1948. On October 16, 1947, the 2nd Column was at Jijiapuzi, annihilating part of the 50th Division of the Newly Formed 1st Army of the Kuomintang Army that had retreated from Bamiancheng to Siping. On October 17, 1947, the 7th Column conquered Fuxin and Xinqiu, and wiped out most of the 51st Division temporarily. On October 20, 1947, the 30th Division of the 10th Column and the 5th Independent Division captured Dehui, and temporarily formed a regiment of the 53rd Division to annihilate the enemy. On October 21, 1947, the 6th Column, the 5th Division of the 2nd Column, the 29th Division of the 10th and the newest, the 4th Independent Division and the Artillery Command Artillery Division 1 besieged Jilin. On October 23, 1947, the 9th Column captured Chaoyang and wiped out most of the 50th Division of the Kuomintang Army. On October 29, 1947, Lin Biao and Tan Zheng issued instructions for the army to carry out the tactical evaluation campaign. In late October 1947, the Northeast Bureau held the Northeast Military Industry Conference and decided to establish the Military Industry Department. On November 02, 1947, the 8th and 9th Columns annihilated most of the 21st Division and a part of the 43rd Division of the Kuomintang Army in Jinfengshan and Daiguanbao to the west of Yixian County, with a total of more than 6,500 people. On November 2, 1947, the 3rd Division of the 1st Column and the cavalry division directly under the headquarters were in the east of Fanjiatun, intercepting and annihilating a regiment of the 56th Division of the newly-organized 1st Army of the Kuomintang Army. 1947.11.05，秋季攻势作战结束，共歼灭国民党军6.9万余人。 1947.11.09，东总发布冬季攻势作战指示，要求各部队利用江河结冰这一大好时机，集中更大的兵力作战，给敌以歼灭性的打击。 1947.12.03，林彪、罗荣桓、刘亚楼下达冬季攻势作战部署：决心集中9个纵队的兵力于沈阳外围作战，首先歼灭法库和增援之国民党军。 1947.12.11，林彪、罗荣桓、刘亚楼向毛泽东报告东北对敌作战方针、冬季攻势的作战意图和计划。 1947.12.15，冬季攻势正式发起。 1947.12.17，第2纵队第4师于法库西南沙后所地区，歼国民党军新编第22师一部。 1947.12.23，林彪、罗荣桓致电中共中央，建议将东北民主联军改称东北人民解放军。 1947.12.25，中共中央在陕北米脂县杨家沟召开会议，毛泽东作《目前形势和我们的任务》的报告。报告提出了“十大军事原则”。 1947.12.28，第2、第7纵队攻克彰武，歼国民党军第79师近万人。 1948.01.01，东北民主联军改称东北人民解放军，东北民主联军总部改为东北军区兼东北野战军领导机关。 1948.01.05，林彪、罗荣桓、刘亚楼向毛泽东主席报告1948年建军计划。 1948.01.07，第2、第3、第6、第7纵队于5日向新编第5军发起攻击。经2天激战，全歼新编第5军军部和第195、第43师共2万余人，生俘军长陈林达中将。 1948.01.17，国民党军东北“剿匪”总司令部在沈阳成立。卫立煌任总司令。 1948.01.26，第1、第8纵队攻克新立屯，歼国民党军第26师。 1948.01.28，林彪、罗荣桓、刘亚楼下达冬季攻势第二阶段作战部署。 1948.02.02，东北人民解放军于哈尔滨召开政治工作会议，部署开展以诉苦和“五整一查”为内容的新式整军运动。 1948.02.06，第4、第6纵队攻克辽阳，歼国民党军新编第5军暂编第54师等部。 1948.02.07，毛泽东电示林彪、罗荣桓、刘亚楼，应准备对付国民党军由东北向华北撤退之形势。指出，对我军战略利益来说，是以封闭国民党军在东北加以各个歼灭为有利。 1948.02.10，林彪致电毛泽东，提出今后一切作战行动，决心贯彻将国民党军堵留在东北加以各个歼灭的方针。 1948.02.20，第4、第6纵队攻克鞍山，歼国民党军第25等部。 1948.02.25，第4纵队和辽南独立第1师解放营口，国民党军第52军暂编第58师师长王家善率部起义。 1948.02.27，第3、第10纵队攻克开原，歼国民党军暂编第30师1个团等部。 1948.03.09，吉林国民党军第60军撤入长春，吉林宣告解放。 1948.03.10，东北军区于哈尔滨召开后勤工作会议，讨论统一思想、统一标准、统一制度、统一开支及后勤组织建设等问题。 1948.03.13，第1、第3、第7纵队和独立第2师攻克四平，歼国民党军第71军第88师等部共1.9万余人。 1948.03.15，冬季攻势结束，共歼国民党军15.6万余人。 1948.03.25，东北人民解放军于哈尔滨召开第二次参谋工作会议，总结一年来的参谋工作经验，讨论在大兵团、正规化、攻坚战条件下参谋工作任务。 1948年3月，东北人民解放军成立第5、第11、第12纵队。第5纵队辖第13、第14、第15师；第11纵队辖第31、第32、第33师；第12纵队辖第34、第35、第36师。 1948.04.13，辽东军区前方指挥所改称东北军区第一前方指挥所。冀察热辽军区前方指挥指挥所改称东北军区第二前方指挥所。 1948.04.13，东北局决定撤销辽东分局和军区，其所辖地改为安东、辽南2个省军区。 1948.04.18，林彪、罗荣桓、高岗、陈云、李富春、刘亚楼、谭政等致电中共中央军委，提出下一步作战先打长春。 1948.04.20，东北人民解放军于哈尔滨召开由纵队、师两级军事干部参加的军事会议，着重研究攻坚战的特点、纵深战斗的战术以及炮兵使用的问题。 1948.04.22，毛泽东复电林彪等人，同意先打长春。 1948.05.19，国民党政府撤销各地行辕。东北行辕的职权归东北“剿匪”总司令部。 1948.05.21，东北野战军以第1、第6纵队及各独立师发起长春外围作战，占领大房身机场。 1948.05.25，第11纵队攻克隆化。战斗英雄董存瑞牺牲。 1948.06.04，中共中央同意在东北局常委领导下实行党、政、军三种分工组织：东北局以林彪、罗荣桓、高岗、陈云、李富春、张闻天、林枫为常委，林彪为书记，罗荣桓、高岗为副书记；军委会东北分会以林彪为主席，罗荣桓为副主席，高岗、谭政、刘亚楼、萧劲光、程子华为委员；东北行政委员会以林枫为主席，张学思、高崇民为副主席，陈云为政府党委会书记。 1948.06.09，东北野战军主力从即日其至8月20日止，进行为期2个月战术、技术训练。 1948.06.15，东北军区兼东北野战军司令部在吉林召开围长春部队师以上高级干部会议，研究围困长春的方针和部署。 1948.06.25，第11纵队攻克昌黎。 1948.07.05，东北军区决定以护路军为基础，成立东北人民解放军铁道纵队，辖第1、第22、第3、第4支队 1948.07.20，林彪、罗荣桓、刘亚楼致电中共中央军委：东北局常委认为我军以南下作战为好，不宜勉强和被动地攻长春。 1948.07.22，中共中央军委复电林彪、罗荣桓、刘亚楼：攻击长春既然没有把握，当然可以和应当停止这个计划，改为提早向南作战计划。 1948年7月，东北军区后勤司令部在哈