Mordovian Autonomous Soviet Socialist Republic was created in 1934.
Crimean Autonomous Soviet Socialist Republic was created in 1921.
Dagestan Autonomous Soviet Socialist Republic was created in 1921.
Adjar Autonomous Soviet Socialist Republic was created in 1921.
Mari Autonomous Soviet Socialist Republic was created in 1936.
An ASSR is an acronym for an Autonomous Soviet Socialist Republic, a type of administrative unit created for certain nations which held a status lower than union republics of the Soviet Union but higher than the autonomous oblasts and autonomous okrugs.
Kalmyk Autonomous Soviet Socialist Republic was created in 1935.
Kirghiz Autonomous Soviet Socialist Republic was created in 1920.
Crimean Autonomous Soviet Socialist Republic was created in 1921.
Bashkir Autonomous Soviet Socialist Republic was created in 1919.
Karelian Autonomous Soviet Socialist Republic was created in 1923.
Mountain Autonomous Soviet Socialist Republic was created in 1920.
Kabardin Autonomous Soviet Socialist Republic was created in 1944.
Kazak Autonomous Soviet Socialist Republic was created in 1925.
Dagestan Autonomous Soviet Socialist Republic was created in 1921.
Turkestan Autonomous Soviet Socialist Republic was created in 1918.
Komi Autonomous Soviet Socialist Republic was created in 1936.
Tatar Autonomous Soviet Socialist Republic was created in 1920.