20 years ago: Anand and Karpov fight for the World Championship

Twenty years ago this week, on January 2, 1998, Viswanathan Anand and Anatoly Karpov began their match for the FIDE World Championship in Lausanne, Switzerland — under peculiar circumstances. Anand had qualified for the match by winning the knock-out tournament in Groningen but then had to go immediately to Lausanne to play for the title — without a break or time for preparation.

On This Day - Viswanathan Anand wins maiden chess championship in 2000, becomes first-ever Indian world champion

Making wrong moves - India Today

World Chess Championship: Charming and losing - India Today

Praggnanandhaa to battle King Carlsen for World chess crown

Kasparov - Karpov World Championship Match 1990 - Chessentials

World Chess Championship: Anand's gamble backfires as Carlsen defends crown

Anatoly Karpov vs Viswanathan Anand FIDE World Championship Match, 1998 #chess

Karpov on Fischer, Carlsen-Anand and meeting Dali

FIDE World Chess Championship 1998 : biggest farce in chess history? : r/chess

From Lightning Kid to World Champion —Story of Viswanathan Anand., by Pawan Kulkarni

Anatoly Karpov, Everything Chess Wiki

World Championship: Karpov Kasparov:1984

Who are Karpov and Kasparov? - Quora

World Chess Championship - Wikipedia