Tạ Thu Thâu
Tạ Thu Thâu (1906–1945) in the 1930s was the principal representative of Trotskyism in Vietnam and, in colonial Cochinchina, of left opposition to the Indochinese Communist Party (PCI) of Nguyen Ai Quoc (Ho Chi Minh). He joined the Left Opposition to the United Front policy of the Comintern as a student in Paris in the late 1920s.