| 31 Mar 1940 |
the territory ceded to the Soviet Union by Finland on the basis of a treaty concluded by the Soviet Union and Finland on 12 Mar 1940 is transferred to the Karelian ASSR which is reconstituted as the Karelo-Finnish Soviet Socialist Republic in accordance with a law passed by the Supreme Council (Verhovnyj Sovet|Верховный Совет) of the Union of Soviet Socialist Republics on 31 Mar 1940 (Red Karelia (Russian), No. 75, 1 Apr 1940, p. 1; USSR Supreme Council Proceedings 1940 – 6th Session, pp. 46-60, 499-500) [1] |
| 31 Mar 1940 - 16 Jul 1956 |
Karjalais-suomalainen sosialistinen neuvostotasavalta (Finnish) = Karelo-Finskaja Sovetskaja Socialističeskaja Respublika (Russian: Карело-Финская Советская Социалистическая Республика) | Karelo-Finnish Soviet Socialist Republic |
| 13 Apr 1940 |
the transfomation of the Karelian ASSR into the Karelo-Finnish SSR is approved in accordance with a law passed by the Supreme Council (Verhovnyj Sovet|Верховный Совет) of the Karelian ASSR on 13 Apr 1940 (Red Karelia (Russian), No. 86, 14 Apr 1940, p. 1; Red Karelia (Russian), No. 87, 15 Apr 1940, p. 1) [1] |
| 24 Apr 1956 |
the Karelo-Finnish SSR is reconstituted as the Karelian ASSR in accordance with a law passed by the Supreme Council (Korkein neuvosto : Verhovnyj Sovet|Верховный Совет) of the Karelo-Finnish SSR on 24 Apr 1956 (Councils of Karelia 1917-1992, pp. 299-300) [2] |
| 16 Jul 1956 |
the Karelo-Finnish SSR is reconstituted as the Karelian ASSR and made a constituent autonomous republic of the Russian SFSR in accordance with a law passed by the Supreme Council of the Union of Soviet Socialist Republics on 16 Jul 1956 (USSR Supreme Council Proceedings 1956 – 5th Session, pp. 332-347, 382; Lenin's Truth, No. 167, 17 Jul 1956, p. 1) |
