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%
Mikhail Gorbachev arms reduction treaties. Gorbachev toured the Reagan Museum on campus, met with students, and spoke at a convocation in the Reagan Center; he then traveled to the nearby Peoria Civic Center in Peoria, Illinois, as the keynote speaker at the combined George Washington/Ronald Reagan Day Dinner where college president J. David Arnold named him an Honorary Reagan Fellow of Eureka College. To commemorate the 20th anniversary of the fall of the Berlin Wall, Gorbachev accompanied former Polish leader Lech Wałęsa and German Chancellor Angela Merkel at a celebration in Berlin on 9 November 2009. On 7 June 2010, Gorbachev gave