Soviet Union and the United Nations

Union of Soviet Socialist Republics United Nations membershipMembershipFormer full memberDates24 October 1945 (1945-10-24) – 24 December 1991 (1991-12-24)UNSC seatPermanentPermanent Representative Andrei Gromyko(1946–48) Yakov Malik(1948–52) Valerian Zorin(1952–53) Andrey Vyshinsky(1953–54) Arkady Sobolev(1955–60) Valerian Zorin(1960–63) Nikolai Fedorenko(1963–68) Yakov Malik(1968–76) Oleg Troyanovsky(1976–86) Yuri Dubinin(1986) Alexander Belonogov(1986–90) Yuli Vorontsov(1990–91) Politics of the Soviet Union Leadership Leaders President list Vice President Collective leadership State Council Presidential Council Communist Party Congress Central Committee History General Secretary Politburo Secretariat Orgburo Supreme state organ of power Congress of Soviets Central Executive Committee Supreme Soviet Soviet of the Union Soviet of Nationalities Presidium Congress of People's Deputies Speaker 1989 Legislative election Governance Constitution Official names 1924 1936 1977 Government Ministries State Committees Cabinets Premiership First Deputy Premier Deputy Premier Administrator of Affairs Judiciary Law Supreme Court Military Collegium People's Court Procurato