Byelorussian Soviet Socialist Republic was created on 1919-01-01.
The area of Byelorussian Soviet Socialist Republic is 207,600 square kilometers.
The USSR formerly had republics and not states. Some of them include Soviet Socialist Republic, Federative Socialist Republic Ukrainian, and Soviet Socialist Republic Byelorussian.
Latvian Socialist Soviet Republic was created in 1918.
Lithuanian Soviet Socialist Republic was created in 1940.
Taurida Soviet Socialist Republic was created in 1918.
Bessarabian Soviet Socialist Republic was created in 1919.
Kazakh Soviet Socialist Republic was created in 1936.
Persian Socialist Soviet Republic was created in 1920.
Crimean Socialist Soviet Republic was created in 1919.
Galician Soviet Socialist Republic was created in 1920.
Ukrainian Soviet Socialist Republic was created in 1917.
Estonian Soviet Socialist Republic was created in 1940.