Answer:
Bolshevik, (Russian: “One of the Majority”) , plural Bolsheviks, or Bolsheviki, member of a wing of the Russian Social-Democratic Workers' Party, which, led by Vladimir Lenin, seized control of the government in Russia (October 1917) and became the dominant political power.
Led by Bolshevik Party leader Vladimir Lenin, leftist revolutionaries launch a nearly bloodless coup d'État against Russia's ineffectual Provisional Government. The Bolsheviks and their allies occupied government buildings and other strategic locations in the Russian capital of Petrograd (now St. Petersburg).
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