20世纪20年代初,陈独秀对当时中国的社会性质、民族民主革命性质作出了科学分析,并由此提出了中国共产党与中国国民党合作的理论基础,成为第一次国共合作形成的革命统一战线政策的探索者、制定者、执行者。国共合作的历史必然性1921年7月23日至31日,中共第一次全国代表大会在上海 In the early 1920s, Chen Duxiu made a scientific analysis of the nature of the Chinese society at that time and the nature of the national democratic revolution. He put forward the theoretical basis for the cooperation between the Chinese Communist Party and the Kuomintang and became the first revolutionary united front policy formed by the Kuomintang-Communist cooperation Explorers, planners, executives. The historical inevitability of the cooperation between the KMT and the CPC On July 23 to July 31, the CPC’s First National Congress in Shanghai