The Latvian Soviet Socialist Republic (Latvian SSR; Latvian: Latvijas Padomju Sociālistiskā Republika; Russian: Латвийская Советская Социалистическая Республика, Latviyskaya Sovetskaya Sotsialisticheskaya Respublika), also known as Soviet Latvia or Latvia, was part of the Soviet Union, and existed from 1918 to 1920, and from 1940 to 1990.
