Republica MoldovaMoldova: part of the Russian Empire until 1918; Moldavian Democratic Republic 1918; part of the Kingdom of Romania 1918-1940; part of the U.S.S.R. 1940-1991; Republic of Moldova 1991 => Republic of Transnistria (PMR Pridnestrovian Moldovian Republic) is a breakaway State (declaration of Independence September 2, 1990). No United Nations member country recognizes the PMR Independence.