Fischer participates in the Candidates Tournament in Yugoslavia, finishing in fifth place. He criticizes the alleged collusion among Soviet players.

Fischer participates in the Candidates Tournament in Curaçao, finishing fourth. He publicly accuses Soviet players of prearranged draws to conserve energy and coordinate against non-Soviet players, causing significant controversy.

Frustrated by his perception of unfairness and lacking motivation due to the dominance of Soviet chess players, Fischer withdraws from several tournaments and plays only sporadically. He frequently makes demands regarding playing conditions and prize money.

Fischer plays board two for the Rest of the World team against the USSR in Belgrade, defeating Tigran Petrosian. This victory revitalizes his interest in competitive chess.

Fischer wins the Interzonal tournament in Palma de Mallorca, Spain, securing his place in the Candidates Matches.

Fischer achieves a series of dominant victories in the Candidates Matches, defeating Mark Taimanov (6-0), Bent Larsen (6-0), and Tigran Petrosian (6.5-2.5). These unprecedented wins earn him the right to challenge Boris Spassky for the World Championship.