One of the greatest effects of Mikhail Gorbachev’s efforts to reform the Soviet Union has been the resulting revolution in Eastern Europe, which in turn has fundamentally altered Soviet-East European relations and East-West relations. A unified Germany and emerging democracies in Poland, Hungary, and Czechoslovakia have important implications for Western security policy. With the dissolution of the Warsaw Pact, the North Atlantic Treaty Organization (NATO) is faced with altering its basic orientation and reordering the priorities it has pursued for the last four decades.