Shockwaves Through Sports: 15 Unbelievable Upsets That Redefined History!

Buster Douglas Defeats Mike Tyson, 1990

In 1990, James "Buster" Douglas, a 42-1 underdog, shocked the world by knocking out the undefeated Mike Tyson to win the heavyweight championship. Douglas's victory is one of the greatest upsets in boxing history, proving that no one in sports is invincible.