In the current task of 83 years ago, on September 15, 1942 (August 6, 1942) Zhou Enlai summarized the lessons of the unified front of the Communist Party of China. On September 15, 1942, Zhou Enlai called Mao Zedong to summarize the education of the unified front of the Communist Party of China. Zhou Enlai believed that our Party's unified war policy was mainly based on national coalition cooperation, complemented by cooperation with local power and small parties. During the Wuhan period, too much attention was paid to national coalition cooperation, and achieved some achievements. On the 15th, Mao Zedong announced that China's domestic relations were always moving along with international relations, and that the first Zhou Zedong protests against the Soviet Union, the Soviet Union and the United Kingdom