World Chess Championship 1969 World Chess Championship 1969 The 1969 World Chess Championship was played between Tigran Petrosian and Boris Spassky in Moscow from April 14 to June 17, 1969. Spassky won. The 1967 Interzonal Tournament was played in Sousse, Tunisia in October and November. The first six placegetters qualified for the Candidates, along with Boris Spassky and Mikhail Tal who were seeded into the Candidates matches as finalists of the previous tournament. A major controversy occurred when Bobby Fischer, who was leading the tournament with seven wins and three draws in ten rounds, abandoned the event over a dispute with the organisers. Because
Bobby Fischer the match should be of unlimited duration, but the 9–9 clause was once again rejected, by a narrow margin of 35 votes to 32. FIDE set a deadline of April 1, 1975, for Fischer and Karpov to confirm their participation in the match. No reply was received from Fischer by April 3. Thus, by default, Karpov officially became World Champion. In his 1991 autobiography, Karpov professed regret that the match had not taken place, and claimed that the lost opportunity to challenge Fischer held back his own chess development. Karpov met with Fischer several times after 1975, in friendly but