Reykjavík Summit continued, and U.S.–Soviet relations – already strained by the failure of the Geneva Summit the previous year – were further strained by the Daniloff–Zakharov espionage affair. At Reykjavík, Reagan sought to include discussion of human rights, emigration of Soviet Jews and dissidents, and the Soviet invasion of Afghanistan. Gorbachev sought to limit the talks solely to arms control. The Soviets acceded to the "double-zero" proposal for eliminating INF weapons from Europe, as initially proposed by President Reagan in November 1981 (INF denoting "Intermediate-Range Nuclear Forces" as distinct from ICBMs, or intercontinental ballistic missiles). The Soviets also proposed to eliminate 50%
Foreign policy of the Ronald Reagan administration but Reagan recognized the real change in the direction of the Soviet leadership, and shifted to skillful diplomacy to personally push Gorbachev further with his reforms. Reagan sincerely believed that if he could persuade the Soviets to simply look at the prosperous American economy, they too would embrace free markets and a free society. At a speech given at the Berlin Wall on the city's 750th birthday, Reagan pushed Gorbachev further in front of 20,000 onlookers: "General Secretary Gorbachev, if you seek peace, if you seek prosperity for the Soviet Union and Eastern Europe, if you seek liberalization: Come here