Ronald Reagan explained his strategy was an arms buildup that would leave the Soviets far behind, with no choice but to negotiate arms reduction. Finally, displaying his characteristic optimism, he praised liberal democracy and promised that such a system eventually would triumph over Soviet communism. Reagan appreciated the revolutionary change in the direction of the Soviet policy with Mikhail Gorbachev, and shifted to diplomacy, with a view to encourage the Soviet leader to pursue substantial arms agreements. He and Gorbachev held four summit conferences between 1985 and 1988: the first in Geneva, Switzerland, the second in Reykjavík, Iceland, the third in Washington,
Foreign policy of the Ronald Reagan administration to this gate! Mr. Gorbachev, open this gate! Mr. Gorbachev, tear down this wall!" The last sentence became "the four most famous words of Ronald Reagan's Presidency." Reagan later said that the "forceful tone" of his speech was influenced by hearing before his speech that those on the East side of the wall attempting to hear him had been kept away by police. The Soviet news agency wrote that Reagan's visit was "openly provocative, war-mongering." The East-West tensions that had reached intense new heights earlier in the decade rapidly subsided through the mid-to-late 1980s. In 1988, the Soviets officially declared