Crimean Autonomous Soviet Socialist Republic

Crimean Autonomous Soviet Socialist Republic (Крымская Автономная Советская Социалистическая Республика) (October 18, 1921—June 30, 1945) was created as part of RSFSR within the Crimean Peninsula, its capital being Simferopol. In 1945 it was converted into the Crimean oblast of RSFSR, which was transferred to Ukrainian SSR in 1954.

A significan part of its population were Crimean Tatars, which were stripped of their property and civil rights and forcibly resettled to Central Asia in 1944. (Their constitutional rights were restored in 1967. ) However, they were not allowed to return until the last days of the Soviet Union.