Mikhail Alexandrovich Bakunin (/bəˈkuːnɪn/; Russian: Михаил Александрович Бакунин; IPA: [mʲɪxɐˈil bɐˈkunʲɪn]; 30 May [O.S. 18 May] 1814 – 1 July 1876) was a Russian revolutionary anarchist, and founder of collectivist anarchism. He is considered among the most influential figures of anarchism, and one of the principal founders of the "social anarchist" tradition.