Sergei Kirov
Sergei Mironovich Kostrikov or better known as Sergei Kirov (born 27 March 1886, O.S. 15 March, Urzhum, Russian Empire – died 1 December 1934, Leningrad, RSFSR, Soviet Union), was a Soviet politician and Bolshevik revolutionary whose assassination led to the first Great Purge in 1936, that was organised by Joseph Stalin and the NKVD (Genrikh Yagoda, Nikolai Yezhov and Lavrenty Beria).