(1)19241927, the national revolution made the Northern Expedition a preliminary victory. Basically eliminated Sun and Wu, two major warlord groups, basically overthrew the reactionary rule of Beiyang warlords, and dealt a heavy blow to imperialist and feudal forces. 1937- 1945 War of Resistance against Japanese Aggression established a national united front, which attacked the Japanese aggression and won the victory in War of Resistance against Japanese Aggression (2) 1945 10. The Communist Party of China shook hands and signed the Double Ten Agreement, which consolidated the victory of the Anti-Japanese War (3). The Kuomintang and the Communist Party once again shook hands and cooperated to promote the peaceful development of the two sides of the strait, indicating that the historical trend of the reunification of the motherland is irreversible.