Kasparov vs Karpov, 1986 London, Leningrad Due to the rematch clause of the 1985 match, Garry Kasparov was forced to defend his title against Anatoly Karpov in 1986. On July 28, the match began. GM Lothar Schmid was the chief match arbiter. GM Ray Keene was the chief match organizer for the London leg. British Prime Minister Margaret Thatcher conducted the color selection. The match marked the first time in chess history that games between two Soviet players for the world title would be played outside Soviet Union. At the time of the match, Kasparov was 23 years old and rated 2740. Karpov was 35 years old and rated 2705. Kasparov's seconds were GM G.Timoschenko and IM E.Vladimirov. They were replaced during match by IM M.Gurevich and IM E.Magerramov GM Lothar Schmid was the chief match arbiter. GM Ray Keene was the chief match organizer for the London leg. Games 1-12 were in London & Games 13-24 were in Leningrad.
