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%
Presidency of Ronald Reagan civilization." Gorbachev and Reagan agreed to meet at the 1985 Geneva Summit, where they issued a joint statement indicating that neither the U.S. nor the Soviet Union would "seek to achieve military superiority." The two leaders began a private correspondence after the summit, and each became increasingly optimistic about arms control negotiations. Reagan's willingness to negotiate with the Soviets was opposed by many conservatives, including Weinberger; conservative columnist George Will wrote that Reagan was "elevating wishful thinking to the status of a political philosophy." Various issues, including intelligence operations performed by both countries and tensions in Germany and Afghanistan, threatened