The Chess World Cup 2005 served as a qualification tournament for the FIDE World Chess Championship 2007. It was held as a 128-player tournament from 27 November to 17 December 2005 in Khanty-Mansiysk, Russia.

The World Chess Championship 2007 was held in Mexico City, from 12 September 2007 to 30 September 2007 to decide the world champion of the game of chess. It was an eight-player, double round robin tournament.