The Communist Party of Byelorussia (Russian: Коммунистическая партия Белоруссии, Belarusian: Камуністычная партыя Беларусі), known as Communist Party (bolsheviks) of Byelorussia (Russian: Коммунистическая партия (большевиков) Белоруссии) until 1952, was a communist party in Belarus 1918-1991, created following the Russian Revolution of 1917. It was created as part of the Russian Communist Party (bolsheviks) December 30-31, 1918 with 17,800 members. It was important in creating the Belorussian Soviet Republic in January 1919. From February 1919 until 1920 it functioned as a single organisation together with the Communist Party of Lithuania, known as the Communist Party (bolsheviks) of Lithuania and Belorussia.[1][2]