History of the Soviet Union (1982–91) History of the Soviet Union (1982–91) The history of the Soviet Union from 1982 through 1991 spans the period from Leonid Brezhnev's death and funeral until the dissolution of the Soviet Union. Due to the years of Soviet military buildup at the expense of domestic development, economic growth stagnated. Failed attempts at reform, a standstill economy, and the success of the United States against the Soviet Union's forces in the war in Afghanistan led to a general feeling of discontent, especially in the Baltic republics and Eastern Europe. Greater political and social freedoms, instituted by the last Soviet leader, Mikhail
Military history of the Soviet Union the territories populated mostly by ethnic Belarusians and Ukrainians. Next, Soviet Union sent ultimatums to the Baltic states and gained control in September and October. The Soviet Union had negotiated with the Finns for over a year, but they refused Soviet demands, and the Red Army assaulted on 30 November 1939 starting the Winter War. Simultaneously, a puppet regime, called the Finnish Democratic Republic, was set by the Soviets. The initial period of the resulting war proved disastrous for the Soviet military. As a direct result of the Soviet aggression the Soviet Union was expelled from the League of Nations