Persian Socialist Soviet Republic ended in 1921.
Crimean Autonomous Soviet Socialist Republic ended in 1992.
Moldavian Autonomous Soviet Socialist Republic ended in 1940.
Mughan Soviet Republic ended in 1919.
Odessa Soviet Republic ended in 1918.
Persian Socialist Soviet Republic ended in 1921.
Taurida Soviet Socialist Republic ended in 1918.
Latvian Socialist Soviet Republic ended in 1920.
Crimean Socialist Soviet Republic ended in 1919.
Socialist Soviet Republic of Abkhazia ended in 1931.
Estonian Soviet Socialist Republic ended in 1991.
Crimean Autonomous Soviet Socialist Republic ended in 1992.
Moldavian Autonomous Soviet Socialist Republic ended in 1940.
Tuvan Autonomous Soviet Socialist Republic ended in 1992.
Mountain Autonomous Soviet Socialist Republic ended in 1924.
Karelo-Finnish Soviet Socialist Republic ended in 1956.
Communist Party of the Russian Soviet Federative Socialist Republic ended in 1991.