Mohammad Ali
He is an American former professional boxer. Formerly known as Cassius Clay, Ali won his first world heavyweight championship at the age of 22 and went on to win the title three times in a row. Mohammad Ali revolutionized boxing as he brought speed, prowess, and charisma into the boxing arena. Mohammad Ali became famous when he refused to join the US Army to fight in the Vietnam War. He was stripped off his title and only allowed to play again in 1971. In 1964, after winning his first world heavyweight title, Mohammad Ali, then Cassius Clay, joined the ...