チェス・オリンピアード
* In 1976, the ソビエト連邦, other communist countries and Arabic countries did not compete for political reasons. FIDE organized the online olympiads in 2020 and 2021 following the onset of the COVID-19 pandemic. Russia and India were subsequently declared joint winners after several Indian team members experienced connectivity issues due to a global outage of Cloudflare servers in 2020 Online Chess Olympiad.