Felix Dzerzhinsky, Polish-Russian academic and politician (d. 1926)
Felix Edmundovich Dzerzhinsky (Polish: Feliks Dzierżyński [ˈfɛliɡz dʑɛrˈʐɨj̃skʲi]; Russian: Фе́ликс Эдму́ндович Дзержи́нский; 11 September [O.S. 30 August] 1877 – 20 July 1926), nicknamed "Iron Felix", was a Bolshevik revolutionary and official. Born into Polish nobility, from 1917 until his death in 1926 Dzerzhinsky led the first two Soviet state-security organizations, the Cheka and the OGPU, establishing a secret police for the post-revolutionary Soviet regime. He was one of the architects of the Red Terror and decossackization.