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.

World No. 1 Magnus Carlsen shared a text that FIDE chief Dvorkovich had sent to his father, Henrik, before demanding the Russian's resignation.

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

Discover why chess icon Magnus Carlsen is calling for the resignation of FIDE President Arkady Dvorkovich amid a high-stakes dispute over the Grand Slam Tour.

I n a massive move that further fueled the ongoing controversy, the FIDE released a statement on Monday revealing that it hadn’t reached an agreement with the Freestyle Chess Gr