. . . . . . . . . . "USSR" . "Union of Soviet Socialist Republics" . "USSR" . "Union of Soviet Socialist Republics" . "1991-12-25+00:00"^^ . "SU" . "SU" . "SU" . "USSR" . "Union of Soviet Socialist Republics" . "Soviet citizen" . "1991-12-25+00:00"^^ . "1991-12-25+00:00"^^ .