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
Presidency of Ronald Reagan Soviet Union cooperated on international issues such as the Iran–Iraq War. When Reagan visited Moscow for a fourth summit with Gorbachev in 1988, he was viewed as a celebrity by the Soviets. A journalist asked the president if he still considered the Soviet Union the evil empire. "No," he replied, "I was talking about another time, another era." At Gorbachev's request, Reagan gave a speech on free markets at the Moscow State University. In December 1988, Gorbachev effectively renounced the Brezhnev Doctrine, paving the way for democratization in Eastern Europe. In November 1989, ten months after Reagan left office, the