Oblasts of the Soviet Union

The oblasts of the Soviet Union were second-level administrative units of the Soviet Union, and first-level entities of the republics of the Soviet Union.

Terminology
Oblast is a Slavic term that exists in the Russian language. Russian was official in all republics along with national languages of other republics.

Baltic region
In the 1950s there were 10 oblasts in the three Baltic republics.


 * 1953-04-28 Law on abolition of Pärnu, Tallinn and Tartu oblasts (Estonia)
 * 1953-04-25 Law on abolition of Riga, Daugavpils and Liepāja oblasts (Latvia)
 * 1953-05-28 Law on abolition of Vilnius, Kaunas, Klaipėda and Šiauliai oblasts (Lithuania)

Transcaucasian region
In the 1950s there were 4 oblasts in two of the three Transcaucasian republics (only in Azerbaijan and Georgia).


 * 1953-04-23 Law on abolition of Baku and Ganja oblasts (Azerbaijan)
 * 1953-04-23 Law on abolition of Kutaisi and Tbilisi oblasts (Georgia)