According to you, what is the most controversial chess match?

The question “What is the most controversial chess match?” opens a rich discussion about how chess is influenced not only by strategy and skill, but also by politics, psychology, ethics, and regulation. Throughout history, several high-profile matches have sparked intense debate due to accusations of unfair play, unusual player behavior, rule changes, or external pressures beyond the board. These controversies often arise in world championship matches, where the stakes are highest and every decision is magnified. Exploring the most controversial chess match helps us understand how conflict and disagreement have shaped the evolution of chess rules, sportsmanship, and the public image of the game itself.

The match against Hans niemann and Magnus Carlsen in 2022 In the Sinquefield cup. I believe

I’m not sure JatinStrikes If you understand the difference between the “match “ and the “game”. But let’s OP to clarify. What happened after Carlsen vs Niemann game was definitely very controversial and influential to the chess world but speaking about match, i think that Karpov vs Korchnoi was most famous controversy.

I think every world championship match before fide took over was controversial to some extent. Champions targeted challengers that were not a threat and putting monetary obstacles in front of anyone that was a threat. As for tournaments to determine a world champion? Zurich 1953 definitely qualifies. The Russians did everything they could to prevent Reshevky from winning.