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%
17th G7 summit "core members" of the international forum: British Prime Minister John Major sent a letter to other members of the G7, asking for their permission to invite Mikhail Gorbachev, who has been pressing to come to London to plead for more Western economic support for his country. Pressure to invite Mr. Gorbachev had come mainly from the leaders of France, Germany, and Italy who have made public appeals for him to be invited to attend; but Britain sent the official invitation inviting the Soviet Union to participate. A wry comment which was oft repeated during the summit was that G7 had