26th Chess Olympiad, Thessaloniki 1984.

Artur Yusupov and Nick de Firmian.

Photo: FIDE - International Chess Federation#chess #ajedrez #scacchi #schach #echecs #xadrez pic.twitter.com/dGL227euwf

— JustChessMiniatures (@JustChessMini) July 26, 2024

In 1984, chess history witnessed the inauguration of the longest-ever World Championship match, between defending champion Anatoly Karpov and challenger Garry Kasparov. The match ended after 48 games, with Karpov leading 5–3. It was ended without a result by the FIDE President,… pic.twitter.com/ZjTDMSrUHo

— International Chess Federation (@FIDE_chess) November 22, 2023