A red card in football is the most serious disciplinary action a referee can give during a match. It is shown when a player commits a major foul or behaves in a way that goes against the principles of fair play. After receiving a red card, the player must immediately leave the field and cannot be replaced, which means their team must continue the game with fewer players. In the rules... https://sportsnscoop.com/what-is-a-red-card-in-football/