Why did the Eighth Route Army 120 Division have the smallest number after the victory of the Anti-Japanese War?

Because the northwest of Shanxi, where the 120 division was located, became the rear area and a large number of soldiers were transferred, great changes took place in the troops below the 120 division during the Anti-Japanese War. Among them, the more famous are:

1, 1938 1, 120 division reorganization, Shanxi Xinyi independent regiment changed to 358 brigade 7 14 regiment, headed by Dun Xingyun and political commissar Peng Dada; Hebei Pingshan Independent Regiment was changed to the new 7 18 Regiment of 359 Brigade (the original 7 18 Regiment stayed in Shaanxi and was compiled into the Eighth Garrison Regiment), with its head Chen Zongyao and political commissar Liu Ziqi; Brigadier He Qingji of 359 Brigade, political commissar Chen Wenbin. In late May, Song detachment (September 28th, 1937, based on 7 16 Regiment 2 Battalion), also known as Yanbei detachment, was co-edited with Deng Hua detachment in the west of wanping county, Hebei Province as the 4th column of the Eighth Route Army, with Song as commander, Deng Hua as political commissar, chief of staff, and Samui as director of political department, under the Shanxi-Chaji Military Region. In June, Daqingshan detachment was formed on the basis of 7 15 regiment, with Li Jingquan as the division commander and Yao Zhe as the chief of staff (1939 February, Daqingshan detachment was changed to cavalry detachment, with Yao Zhe as the division commander).

In order to consolidate Jizhong and expand troops and anti-Japanese base areas, on February 22nd, the main force of 1938+ 120 division set out from Lan County in northwest Shanxi, and then expanded its troops. 1 in March, 1939, the 7 15 regiment and the 4th Team of Jizhong Independent Company were combined as the only brigade, with the brigade commander Gao Shiyi, the political commissar Zhu, the deputy brigade commander, and the1,2, 3 and 7 15 regiments under their jurisdiction. On April 6th, 7 16 Regiment and Jizhong Independent Team 5 were combined into Independent Brigade 2, which was under the jurisdiction of Wei Daguang, political commissar Wang Tongan, deputy political commissar and chief of staff Zhao Zhenguo (renamed Zhang 358 Brigade in September, Zhang Zongxun and political commissar Zhang Pinghua). At the same time, the 7 14 Regiment, the 6 th Guard Regiment, 1, the 2 nd Regiment and the 6 th Independent Detachment, which were adapted from the guerrillas in northwest Shanxi, were co-edited by Peng 358 Brigade, Peng, political commissar Luo Guibo, chief of staff and director of the political department Zhang Pinghua. /kloc-at the beginning of 0/940, He Long led the 358th brigade to return to northwest Shanxi from Shanxi-Chahar-Hebei, and expanded its army by more than 10,000 people.

1February 940, 120 division cooperated with the "December Incident" initiated by the new army Yan Xishan. In late February, the General Command of the New Army in Northwest Shanxi was established, with Commander-in-Chief Xu, Political Commissar Luo Guibo, and Chief of Staff Zhang Xiqin, under the jurisdiction of Temporary 1 Division, Columns 2 and 4 and Engineering Health Brigade, and the New Army was under the command of 120 Division. 1 October 7th, 165438 established the Northwest Shanxi Military Region, which has six military divisions, including Commander Peng and Political Commissar Zhang Pinghua, two independent brigades (concurrently Peng) and a temporary1division (concurrently teacher); Zhang Zongxun, commander of the First Division of the Third Army, and Li Jingquan, political commissar, are in charge of the 358 Brigade (Brigadier General Zhang Zongxun concurrently); The fourth army division, commander and political commissar Bai Jian (acting political commissar), governs the Independent 1 Brigade (brigade commander Gao Shiyi, political commissar Zhu) and the fourth column (commander and political commissar Lei Renmin); The eighth army division, commander and political commissar Wang Fengyuan, is responsible for the death of the second column (column commander concurrently) and the engineering health brigade (brigade commander and political commissar Hou); 1941March, the military division directly under the military region was established, with commander Chen; In May, the Fifth Army Division was established, with commander Guo Peng and political commissar Hu Quan. The establishment of the Northwest Shanxi Military Region has played an important role in strengthening the construction of local armed forces and people's armed forces. 194 1 year, the construction of local armed forces was greatly strengthened. By the end of 194 1, the local armed forces had 5 detachments and 2 1 brigade. The development of local armed forces, on the one hand, enabled the main force to be replenished in time, on the other hand, strengthened the strength of the struggle against the enemy.

1in March, 942, in order to accumulate strength and persist in guerrilla warfare behind enemy lines, the troops in the Northwest Shanxi Military Region were streamlined, and the main force was reduced from nearly 40,000 to 35,000. In September, the Northwest Shanxi Military Region was changed to the Jinsui Military Region, and 120 Division was also the Jinsui Military Region, under the joint defense command. The army was streamlined for the second time, and the main force was reduced to 25,000, and the military sub-district organs were adjusted. Chen Wei is the commander of the military division directly under the Jinsui Military Region; The second brigade and the second army division, brigade commander and commander Xu Guangda, political commissar Zhang Pinghua and deputy political commissar Liao Hansheng; The Fourth Army Division was merged into the Third Army Division, and the 358th Brigade was also divided into three divisions, namely, brigade commander and commander Zhang Zongxun, political commissar Li Jingquan, deputy commander He, and deputy political commissar Bai Jian. Daqingshan Anti-Japanese Base Area and the Fifth Army Division were co-edited as Saibei Army Division, with Yao Zhe as commander and Gao as political commissar. The Sixth Army Division consists of the Third Army Division, with Sun Chaoqun as acting commander and Liu Wenzhen as political commissar. The headquarters of the new army was merged into the Eighth Army Division, with Luo Guibo as commander and political commissar, Zhang Xiqin as chief of staff and Li Shusen as director of the political department; The brigade has only one brigade, with the brigade commander Gao Shiyi and the political commissar Zhu acting as the political commissar. 359 brigade, brigade commander and political commissar Wang Zhen, deputy brigade commander Su Jin; River defense headquarters, commander Yang Jiarui, deputy commander Wang Baoshan.

In order to establish the anti-Japanese base area along the border of Hunan, Hubei and Jiangxi, and link the Central Plains with Dongjiang in Guangdong, the First Guerrilla Detachment of the Eighth Route Army (hereinafter referred to as the Southward Detachment) was established on the basis of the first echelon of the 359th Brigade in 1944+00. Teachers Wang Zhen, political commissar Wang Shoudao, deputy teachers Guo Peng, deputy political commissar Wang Enmao, chief of staff Zhu Zaoguan, director of the political department Liu Xing, a total of five brigades and two cadre brigades. The first brigade consists of two battalions of the 7 17 regiment; The second brigade consists of 3 battalions of 7 18 regiment; The third brigade consists of 7 19 regiment 1 battalion; The fourth brigade, compiled by the special service teaching battalion; The fifth brigade consists of four teams. The central organs and party schools were transferred to work in the fifth division of the New Fourth Army, and formed six or seven brigades with more than 4,000 people with the cadres of the Southern Conscription Corps. 7 17 Regiment has jurisdiction over 1 Battalion, and 7 19 Regiment has jurisdiction over two battalions, a spy battalion and a brigade, with a total of 4,000 people staying in the Shaanxi-Gansu-Ningxia Border Region, led by Deputy Brigadier Su Jin, who is responsible for defending the border region and engaging in production and construction, and serving as the second echelon of the southern expedition. 165438+1On October 9, the troops were ordered to go south from Yan 'an. 1945 65438+1October 27th, joined forces with the Fifth Division of the New Fourth Army in Dawushan, Hubei, Henan and Anhui base areas. In late March, the southern detachment captured Pingjiang. At the beginning of April, Mao Zedong telegraphed that our army would establish a base area in enemy-occupied areas, and proposed to enter Chenxian and Yizhang areas in southern Hunan. In order to adapt to the Hunan-Jiangxi border struggle and facilitate the work behind enemy lines, with the approval of the central authorities, the southern detachment was changed to the "Hunan People's Anti-Japanese Salvation Army", with six detachments under its jurisdiction. More than 3,000 people from two regiments of the Puppet Army Zuoba and more than 5,000 people from five regiments of Bi Fangqing were recruited for the uprising. In order to expand the South China Liberated Area, on May 18, 2008, the Military Commission ordered the second echelon of the 359th Brigade to form the Second Guerrilla Detachment of the Eighth Route Army, with Zhang Qilong as the commander, as the political commissar and Yan as the deputy political commissar. At the beginning of June, I set out from Yan 'an, crossed the river through Jinsui and Taiyue, and went south. Later, due to the change of the situation, he went to the northeast and was incorporated into the Northeast Democratic Coalition. On August 25th, the southward detachment arrived near Dayu County on the border of Hunan, Jiangxi and Guangdong. In order to avoid civil war, the detachment began to return to the north on August 30, and arrived in Lishan area in June+10, 5438 to join forces with the Fifth Division of the New Fourth Army for the second time. Soon, he was ordered to cancel the name of the Salvation Army and restore the name of the 359 Brigade.

1In July, 945, the Jinsui Military Region established three secondary military regions. Zhang Zongxun, commander and political commissar of Lvliang Military Region, Luo Guibo, deputy political commissar and director of political department, Xie He, deputy political commissar, and Zhang Xiqin, chief of staff. It has three divisions, commander Chen Gang, political commissar Qin and deputy political commissar Li; Fourth Division, commander Yang Xiushan, political commissar Liu Wenzhen; The seventh division, teachers and political commissar Ma Peixun; Eighth Division, commander Wang Changjiang, political commissar Gan Yifei. Xu Guangda, commander of Yanmen Military Region, Zhu Ming, political commissar, and Sun Chaoqun, deputy commander. Has jurisdiction over the second division, teachers, political commissar Hu, deputy teachers; The fifth division, teacher Wang Shijun, deputy teacher Fan Zhongxiang; Sixth Division, commander Sun Chaojun and deputy political commissar Long Fucai; The eleventh division, commander Huang, political commissar; Yao Zhe, commander of Suimeng Military Region, Zhang Dacheng, political commissar, Su Lianyi, deputy political commissar, Deng Jiatai, chief of staff, and Ren Raoxing, director of political department. It has jurisdiction over cavalry brigade, brigade commander Kang Jianmin, political commissar Wang Zaixing and deputy political commissar Li Zuoyu. Ma Renxing, commander of the First Division directly under the Military Region. At the same time, the Jinsui Field Army was established, and the 358 brigade was under the jurisdiction of the independent first and second brigades. 358 brigade, Huang Xinting, political commissar Yu; Independent brigade, brigade commander, political commissar Zhu; Independent Second Brigade, Brigadier General Xu Guangda, Political Commissar Sun Zhiyuan; In September, three independent brigades were established, including Brigadier General Yang Jiarui and political commissar Jin Rubai. Director of political department. Before the end of the Anti-Japanese War, He Long was the commander of the military region, Li Jingquan was the political commissar, Zhou Shidi was the deputy commander, Chen Ren was the deputy chief of staff, and Zhang Pinghua was the director of the political department. At the same time, the Shansi-Suiyuan Field Army was established, including commander He Long, chief of staff Zhang, director of the political department Gan Siqi and deputy director.