(CNN)Here's some background information about the World Cup football (soccer) tournament. The "world's most widely viewed sporting event," it takes place every four years to determine the world champion. The World Cup is held by FIFA, the Federation Internationale de Football Association.
Thirty-two teams participate in the World Cup. In 2026, the number of teams will increase to 48.
July 13, 1930 - The first World Cup begins in Montevideo, Uruguay.