Freestyle Chess Grand Slam tour boss Jan Henric Buettner and all-time great Magnus Carlsen have called on International Chess Federation (FIDE) president Arkady Dvorkovich to resign after talks over an agreement about the new series fell through.

“The organizers of the “Freestyle Chess Tour” fully deleted from its Regulations the reference to the “World Championship” title. Following this change in the regulations, players wishing to participate in the 2025 “Freestyle Chess Tour” are no longer required to sign the waiver note,” said the updated FIDE statement.

Magnus Carlsen, a 34-year-old Norwegian, is among the greatest chess players of all time.

The International Chess Federation (FIDE) reiterated that no agreement between the sport’s global body and the Freestyle Chess Tour had been reached regarding the use of the ‘World Championship’ term.

Hans Niemann continued his war against Magnus Carlsen in a personal attack towards the Norwegian on social media.

Magnus Carlsen faced scathing criticism from Hans Niemann as the FIDE-Freestyle Chess battle keeps escalating leading to a chess war.

Disagreement over right to regulate any 'World Championship' and waiver for players to appear in unsanctioned league

Further talks with Fide futile, says Freestyle Chess promoter Jan Buettner; Fide says Freestyle Chess refused to acknowledge its status as sole regulator of the World Championships

The International Chess Federation (FIDE) issued a comprehensive statement on Monday following the news that no agreement had been reached between FIDE and Freestyle Chess over the use of the “World Championship.