Leon Trotsky Leon Trotsky Leon Trotsky (; born Lev Davidovich Bronstein; – 21 August 1940) was a Russian revolutionary, Marxist theorist, and Soviet politician whose particular strain of Marxist thought is known as Trotskyism. Initially supporting the Menshevik Internationalists faction within the Russian Social Democratic Labour Party, he joined the Bolsheviks ("majority") just before the 1917 October Revolution, immediately becoming a leader within the Communist Party. He would go on to become one of the seven members of the first Politburo, founded in 1917 to manage the Bolshevik Revolution. During the early days of the Russian Soviet Federative Socialist Republic (RSFSR) and
Lev Berg second child and though Polina sued, the Russian Orthodox Church granted custody to her Christian husband. Berg's mother helped raise the children, Simon (born 1911) and Raissa (born 1913). Berg married Maria Mikhailovna Ivanova, the daughter of a ship's commander, in 1923. Berg was honored for a lifetime of scientific achievement by the Imperial Russian Geographical Society and presented with the P.P. Semenov-Tian-Shansky Gold Medal. The Berg Mountains in Antarctica, Cape Berg in Severnaya Zemlya and Cape Berg in Zemlya Georga were named after him. Lev Berg Lev Semyonovich Berg (also known as Leo S. Berg) (; 14 March 1876,