Republics of the Soviet Union Republics of the Soviet Union The Republics of the Union of Soviet Socialist Republics or the Union Republics () of the Union of Soviet Socialist Republics (USSR) were ethnically based proto-states that were subordinated directly to the Government of the USSR. For most of its history, the USSR was a highly centralized state; the decentralization reforms during the era of "Perestroika" ("Restructuring") and "Glasnost" ("Openness") conducted by Mikhail Gorbachev are cited as one of the factors which led to the dissolution of the USSR in 1991. According to Article 76 of the 1977 Soviet Constitution, a Union Republic was a
Congress of People's Deputies of the Soviet Union Soviet Union. Frustrated by the 'old guard's resistance to his attempts to liberalise, Gorbachev changed tack and embarked upon a set of constitutional changes to try and separate party and state, and thereby isolate his conservative opponents. Detailed proposals for the new Congress of People's Deputies of the Soviet Union were published for public consultation on 2 October 1988, and to enable the creation of the new legislature the Supreme Soviet, during its 29 November to 1 December 1988 session, implemented the amendments to the 1977 Soviet Constitution, enacted a law on electoral reform, and set the date of the