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
Ronald Reagan with Gorbachev. The talks culminated in the INF Treaty, which shrank both countries' nuclear arsenals. Reagan began his presidency during the decline of the Soviet Union, and the Berlin Wall fell just ten months after the end of his term. Germany reunified the following year, and on December 26, 1991 (nearly three years after he left office), the Soviet Union collapsed. When Reagan left office in 1989, he held an approval rating of 68 percent, matching those of Franklin D. Roosevelt, and later Bill Clinton, as the highest ratings for departing presidents in the modern era. He was the first