History of socialism under challenge from Solidarność, or Solidarity, a labor union under the leadership of Lech Wałęsa. The union was sufficiently threatening to the government that on 13 December 1981, the head of state, Wojciech Jaruzelski declared martial law, suspended the union, and imprisoned most of its leaders. Mikhail Gorbachev (born 1931), who took control in 1985, was the first Soviet leader to have been born after the October revolution. He is remembered for three initiatives: "glasnost", "perestroika", and the "Frank Sinatra doctrine". "Glasnost", or "openness", was Gorbachev's term for allowing public debate in the Soviet Union to an unprecedented degree. "Perestroika"
Foreign policy of the Ronald Reagan administration stepped forward to shake his hand and to offer sincere cooperation." For his role, Gorbachev received the first Ronald Reagan Freedom Award, as well as the Nobel Peace Prize. Foreign policy of the Ronald Reagan administration The foreign policy of the Ronald Reagan administration was the foreign policy of the United States from 1981 to 1989. The main goal was winning the Cold War and the rollback of Communism—which was achieved in Eastern Europe in 1989 and in the end of the Soviet Union in 1991, though most disagree with whom to credit, and how much. It was characterized by