 The Republic of China was founded by Kuomintang's leader Dr. Sun Yat-sen later that year.In 1921, the Communist Party of China (CPC) was founded by Chen Duxiu and Li Dazhao in Shanghai as a study society, and an informal political network.During the Chinese Civil War, under the CPC's leadership, the People's Liberation Army defeated the Kuomintang's National Revolutionary Army in 1949.