Socialist Republic of Romania
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The Socialist Republic of Romania was a communist state that existed from 1947 to the Romanian revolution in 1989. From 1947 to 1965, the state was known as the Romanian People's Republic. The RSR was an Eastern Bloc state and a member of the Warsaw Pact with a dominant role for the Romanian Communist Party enshrined in its constitutions. Geographically, RSR was bordered by the Black Sea to the east, the Soviet Union (via the Ukrainian and Moldavian SSRs) to the north and east, Hungary and Yugoslavia (via SR Serbia) to the west, and Bulgaria to the south.