Historic tournaments and matches

The Howard Staunton event widely regarded as the first major international chess tournament.

The match generally recognized as the first formal world chess championship, won by Wilhelm Steinitz.

A historic 22-player tournament won by Harry Nelson Pillsbury in his major international debut.

A two-stage elite tournament that Emanuel Lasker won by half a point over José Raúl Capablanca.

An elite double round-robin tournament won by Emanuel Lasker ahead of Capablanca and Alekhine.

The first major international tournament held in the Soviet Union, won by Efim Bogoljubow.

The Buenos Aires world-title match in which Alexander Alekhine dethroned José Raúl Capablanca.

The elite event in which Capablanca and Botvinnik shared first place with 10 points from 14 games.

A Dutch elite tournament in which Paul Keres and Reuben Fine shared first place.

The 1953 Candidates Tournament in Switzerland, won by Vasily Smyslov and made a study classic by David Bronstein's book.

The ten-board team match in which the Soviet selection won 20.5-19.5 in Belgrade.

The 1972 World Championship series in Reykjavik, where Bobby Fischer defeated reigning champion Boris Spassky by 12.5 to 8.5.

The first Karpov-Kasparov world-title match, terminated without a result after 48 games.

The six-game match in which Deep Blue defeated reigning world champion Garry Kasparov by 3.5 points to 2.5.