October Revolution

The October Revolution in Russia, also known as the Bolshevik Revolution, is a coup d'état traditionally dated to October 24, 1917 (November 7, N.S.). It was the second phase of the overall Russian Revolution of 1917, after the February Revolution of the same year. The October Revolution overthrew the Russian Provisional Government and gave the power to the Soviets dominated by Bolsheviks. It was followed by the Russian Civil War (1917–1922) and the creation of the Soviet Union in 1922.
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Noun
1. the coup d'etat by the Bolsheviks under Lenin in November 1917 that led to a period of civil war which ended in victory for the Bolsheviks in 1922
(synonym) Russian Revolution
(hypernym) coup d'etat, coup, putsch, takeover
(classification) Soviet Union, Russia, Union of Soviet Socialist Republics, USSR