Rank #55
The national anthem of Poland is played at the opening and closing of the World Cup of Chess.
This year, the World Cup of Chess will be opened and closed with the playing of the national anthem of Poland. This will be a special moment for the players and spectators alike, as they come together to celebrate the game of chess and the country of Poland. The anthem will be a reminder
From Wikipedia
This is a list of incidents when an incorrect national anthem was accidentally played, sung or performed, including playing the anthem of the wrong country, playing an outdated anthem, and playing a non-anthem piece in place of a national anthem.