<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (March 2008) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (March 2008) (Learn how and when to remove this template message) </Td> </Tr> <P> Moldavian Soviet Socialist Republic (shortly: Moldavian SSR, abbr.: MSSR; Romanian: Republica Sovietică Socialistă Moldovenească, in Cyrillic alphabet: Република Советикэ Сочиалистэ Молдовеняскэ; Russian: Молда́вская Сове́тская Социалисти́ческая Респу́блика Moldavskaya Sovetskaya Sotsialisticheskaya Respublika), also known to as Soviet Moldavia or Soviet Moldova, was one of the fifteen republics of the Soviet Union existed from 1940 to 1991 . The republic was formed on 2 August 1940 from parts of Bessarabia, a region annexed from Romania on 28 June of that year, and parts of the MASSR, an autonomous republic within the Ukrainian SSR . </P> <P> After the Declaration of Sovereignty on 23 June 1990 and until 23 May 1991 it was officially known as the Soviet Socialist Republic of Moldova . From 23 May 1991 until the declaration of independence on 27 August 1991, it was renamed the Republic of Moldova whilst remaining a constituent republic of the USSR . </P>

When did moldova become part of the ussr