who did the nationalists and communists in china form an alliance against
Second United Front The Second United Front was the alliance between the Chinese Nationalist Party (Kuomintang, or KMT) and Communist Party of China (CPC) to resist the Japanese invasion during the Second Sino-Japanese War, which suspended the Chinese Civil War from 1937 to 1941.
First Indochina War Then the U.S. government gradually began supporting the French in their war effort, primarily through the Mutual Defense Assistance Act, as a means of stabilizing the French Fourth Republic in which the French Communist Party was a significant political force. A dramatic shift occurred in American policy after the victory of Mao Zedong's Communist Party of China in the Chinese Civil War. By 1949, however, the United States became concerned about the spread of communism in Asia, particularly following the end of the Chinese Civil War, and began to strongly support the French as the two countries were bound by the Cold War Mutual Defense Programme.[102]