Boris Spassky Boris Spassky Boris Vasilievich Spassky (; born January 30, 1937) is a Russian chess grandmaster. He was the tenth World Chess Champion, holding the title from 1969 to 1972. Spassky played three world championship matches: he lost to Tigran Petrosian in 1966; defeated Petrosian in 1969 to become world champion; then lost to Bobby Fischer in a famous match in 1972. Spassky won the Soviet Chess Championship twice outright (1961, 1973), and twice lost in playoffs (1956, 1963), after tying for first place during the event proper. He was a World Chess Championship candidate on seven occasions (1956, 1965, 1968,
Bobby Fischer Boom". This match attracted more worldwide interest than any chess championship before or since. Fischer was scheduled to defend his title in 1975 against Anatoly Karpov, who emerged as his challenger. Fischer, who had played no competitive games since his World Championship match with Spassky, laid out a proposal for the match in September 1973, in consultation with FIDE official Fred Cramer. He made three principal (non-negotiable) demands: A FIDE Congress was held in 1974 during the Nice Olympiad. The delegates voted in favor of Fischer's 10-win proposal, but rejected his other two proposals, and limited the number of games