Presidency of Ronald Reagan to forestall the possibility of an agreement between the United States and the Soviet Union. Nonetheless, both Gorbachev and Reagan agreed to continue arms control negotiations at the October 1986 Reykjavík Summit. At the summit, Gorbachev and Reagan closed in on an agreement to greatly reduce or eliminate the nuclear stockpiles of both the U.S. and the Soviet Union over a ten-year period, but the deal collapsed due to disagreements regarding SDI development. Reagan attacked Gorbachev in a 1987 speech delivered in West Berlin, but negotiations continued. Gorbachev and Reagan broke the impasse by agreeing to negotiate separate treaties on
9th G7 summit get full agreement. Following the coffee break the first meeting of the Summit, President Reagan forged an agreement with the strong support of Prime Minister Nakasone of Japan, Chancellor Kohl of Germany and Prime Minister Thatcher. The need to deploy the Pershing II missiles was reached and reaffirmed. This decision showed the unity of Western leaders as they forged ahead to seek meaningful arms control agreements with the Soviet Union and it was a critical step in the arms control agreements reached between President Gorbachev and President Reagan two years later at the Geneva Summit, the first meeting between these