The document summarizes the Chinese Communist Revolution from 1899 to 1949. It describes the rise of Chinese nationalism in response to foreign influence, the overthrow of the Qing Dynasty by the Nationalist Party led by Sun Yixian, and the subsequent civil war between the Nationalists and Communists led by Mao Zedong. After years of conflict, including fighting together against Japanese invasion, Mao and the Communists emerged victorious in 1949, establishing the People's Republic of China with Mao as its leader.