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
Mikhail Gorbachev announced the full withdrawal of Soviet forces from Afghanistan. The withdrawal was completed the following year, although the civil war continued as the Mujahedin pushed to overthrow the pro-Soviet Najibullah government. An estimated 14,453 Soviets were killed between 1979 and 1989 as a result of the Afghanistan War. Also during 1988, Gorbachev announced that the Soviet Union would abandon the Brezhnev Doctrine, and allow the Eastern bloc nations to freely determine their own internal affairs. Jokingly dubbed the "Sinatra Doctrine" by Gorbachev's Foreign Ministry spokesman Gennadi Gerasimov, this policy of non-intervention in the affairs of the other Warsaw Pact states