World Chess Championship 1990 World Chess Championship 1990 The World Chess Championship 1990 was played between Garry Kasparov and Anatoly Karpov. It was the fifth and final Kasparov–Karpov championship match, Kasparov winning by a single point. Three Interzonals were held in the summer of 1987, with 16 to 18 players playing in each and the top three scorers from each qualifying. In the first tournament in Subotica, Sax, Short, and Speelman qualified. Lubomir Kavalek withdrew after six rounds; his results are not included in the totals for the other players. Robert Hübner was invited, but declined to participate. As a result, Ribli had a
World Chess Championship 1963 title in 1966, before losing the title to Boris Spassky in 1969. World Chess Championship 1963 At the World Chess Championship 1963 Tigran Petrosian narrowly qualified to challenge Mikhail Botvinnik for the World Chess Championship, and then won the match to become the ninth World Chess Champion. The cycle is particularly remembered for the controversy surrounding the Candidates' Tournament at Curaçao in 1962, which resulted in FIDE changing the format of the Candidates Tournament to a series of knockout matches. The world championship cycle was under the jurisdiction of FIDE, the World Chess Federation, which set the structure for the