adidas’ Trefoil logo was introduced in 1972. The three leaves symbolize the Olympic spirit, linking the three continental plates.
Rules of the Game: In the event that the game ball should burst or fail somehow during the run of play, the referee will immediately stop the match until the game can be resumed by calling for a drop ball at the spot of the failure with a fresh ball.
The mascot for the 1990 FIFA World Cup in Italy was a green, white and red stick figure with a soccer ball head named Ciao.
The first soccer game based on English FA rules in the United States took place between Rutgers University and Princeton University on Novermber 6, 1869.
Substitutions were allowed for the first time in the 1970 World Cup.