Commemorative plaque in Haymarket in London1920 security report by the French Indochinese government on Nguyễn Tất Thành listing his aliases, places of residence, his father's occupation, as well as other information.Hồ Chí Minh, 1921, using the pseudonym Nguyễn Ái Quốc, attending a Communist congress in Marseille, France.