Soviet Union in less than two years. In an attempt to avoid a third short-lived leader, in 1985, the Soviets turned to the next generation and selected Mikhail Gorbachev. Gorbachev made significant changes in the economy and party leadership, called "perestroika". His policy of "glasnost" freed public access to information after decades of heavy government censorship. Gorbachev also moved to end the Cold War. In 1988, the Soviet Union abandoned its nine-year war in Afghanistan and began to withdraw its forces. In the late 1980s, , which paved the way for Revolutions of 1989. With the tearing down of the Berlin Wall
Mikhail Gorbachev and politically, Gorbachev believed that the Comecon and Warsaw Pact could be reformed into more effective entities. Alexander Yakovlev, a close advisor to Gorbachev, would later state that it would have been "absurd to keep the system" in Eastern Europe. In contrast to Gorbachev, Yakovlev had come to the conclusion that the Soviet-dominated Comecon was inherently unworkable and that the Warsaw Pact had "no relevance to real life". By the end of the 1980s, severe shortages of basic food supplies (meat, sugar) led to the reintroduction of the war-time system of distribution using food cards that limited each citizen to