Question: who did the us back up in chinas civil war
Answer: ivil War ) Part of Cross-Strait conflict and Cold War ( from 1947 ) Clockwise from the top : Communist troops at the Battle of Siping , Muslim soldiers of the NRA , Mao Zedong in the 1930s , Chiang Kai - shek inspecting soldiers , CCP general Su Yu investigating the front field shortly before the Menglianggu Campaign Date 1 August 1927 -- 22 December 1936 ( 9 years , 4 months and 3 weeks ) 31 March 1946 -- 7 August 1950 ( 4 years , 4 months and 1 week ) ( Kuomintang Islamic insurgency aganist the People 's Republic of China 's rule continued in the provinces of Gansu , Qinghai , Ningxia , Xinjiang , Yunnan until 1958 ) Location China Result Chinese Communist victory Major combat ended , but no armistice or peace treaty signed Small pockets of insurgency continued through the 1960s Territorial changes Communist Party of China takeover of mainland China and Hainan People 's Republic of China established in mainland China Government of the Republic of China relocated to Taiwan Belligerents 1927 -- 36 Republic of China Kuomintang