Title: U. S. S. R., 1945-90 (History at Source)
Subjects: History, Soviet Union - History, Cold War, Mikhail Gorbachev, Soviet Union - History - 1953-1991, Soviet Union - History - 1921-1953, Joseph Stalin, Leonid Brezhnev, World politics - 1945-1965, Warsaw Pact, 1955, History, Modern - 20th century, Soviet Union - Armed forces, Soviet Union - Foreign relations, Soviet union, history, 20th century