Communist Party of the Soviet Union

"CPSU" redirects here. For other uses, please see CPSU (disambiguation). The Communist Party of the Soviet Union (Russian: Коммунисти́ческая Па́ртия Сове́тского Сою́за, transliterated Kommunisticheskaya Partiya Sovetskogo Soyuza, acronym: КПСС (KPSS)) was the ruling political party in the Soviet Union. It emerged in 1912 as the Bolshevik faction of the Russian Social-Democratic Labour Party created a separate party. The party led the October Revolution, which led to the establishment of a socialist state in Russia. The party was dissolved in 1991, at the time of the break-up of the Soviet Union.
See more at Wikipedia.org...