Cold War (1985–1991) reduced some strategic arms unilaterally. Fundamental to the dissolution of the Soviet Union, the Gorbachev policy initiatives of Restructuring ("Perestroika") and Openness ("Glasnost") had ripple effects throughout the Soviet world, including eventually making it impossible to reassert central control over Warsaw Pact member states without resorting to military force. On June 12, 1987, Reagan challenged Gorbachev to go further with his reforms and democratization by tearing down the Berlin Wall. In a speech at the Brandenburg Gate next to the wall, Reagan stated: While the aging communist European leaders kept their states in the grip of "normalization", Gorbachev's reformist policies
Mikhail Gorbachev he was one of three major sponsors of the Earth Charter. He also became a member of the Club of Rome and the Club of Madrid, an independent non-profit organization composed of 81 democratic former presidents and Prime Ministers from 57 different countries. In the decade that followed the Cold War, Gorbachev opposed both the U.S.-led NATO bombing of Yugoslavia in 1999 and the U.S.-led Iraq War in 2003. On 27 July 2007, Gorbachev criticized U.S. foreign policy: "What has followed are unilateral actions, what has followed are wars, what has followed is ignoring the UN Security Council, ignoring international