On this day, 89 years ago, on February 20, 1936 (January 28, 1936, the Northeast Anti-Japanese Alliance Army Declaration was issued. The secret camp built by the Northeast Anti-Japanese Alliance in the deep mountains and dense forests On February 20, 1936, Yang Jingyu, Wang Detai, Zhao Shangzhi, Li Yanlu, Zhou Baozhong, Xie Wendong and others jointly issued the "Declaration on the Unified Establishment of the Northeast Anti-Japanese Alliance", announcing: In order to further consolidate the organization of the Anti-Japanese Army and unify the actions of the Anti-Japanese Army,"reform the organizational structure of the Anti-Japanese Army, abolish all different names of the Anti-Japanese Army, and rename them all the First, Second, Third, Fourth, Fifth and Sixth Armies of the Northeast Anti-Japanese Joint Army and XX Guerrillas of the Anti-Japanese Army." He also said,"If yesterday's national thief-Japanese spy can repent today and work hard for the independence of the Chinese motherland and the liberation of the nation, and join the joint army in the future, our army will 'let bygones bygones' and support each other in future anti-Japanese countermeasures." On the 28th of last month, the Northeast Anti-Japanese Coalition Military and Political Joint Expanded Meeting was held in Jixinggou, Tangyuan, Heilongjiang. Representatives from the Third Army of the Northeast People's Revolutionary Army, the Fourth Army of the Northeast Anti-Japanese Alliance, the Tangyuan Anti-Japanese Guerrilla Corps, the Northeast Anti-Japanese People's Army Xie Wen East, and the Self-Defense Force Li Hua Party Headquarters attended the event. The meeting decided to establish the Provisional Government of the Northeast Anti-Japanese Alliance and the General Command of the Northeast Anti-Japanese Alliance, and elected Zhao Shangzhi as the Commander-in-Chief and Zhang Shouqian as the Director of the General Political Department. This is part of the Second Front Army of the First Route Army of the Anti-Japanese Alliance