Muhammad Ali rounds saw round-to-round shifts in momentum between the two fighters. Throughout most of the bout, however, Ali was able to circle away from Frazier's dangerous left hook and to tie Frazier up when he was cornered, the latter a tactic that Frazier's camp complained of bitterly. Judges awarded Ali a unanimous decision. The defeat of Frazier set the stage for a title fight against heavyweight champion George Foreman in Kinshasa, Zaire, on October 30, 1974—a bout nicknamed "The Rumble in the Jungle". Foreman was considered one of the hardest punchers in heavyweight history. In assessing the fight, analysts pointed out
George Foreman vs. Ken Norton winning the bout by first-round knockout. For his second defense, Foreman was matched up against Ken Norton for a March 1974 bout held in Caracas, the capital and largest city in Venezuela. Norton was coming off two successive fights against Muhammad Ali in 1973, winning the first fight in March by split decision (famously breaking Ali's jaw in the process), and then narrowly losing the second by another split decision in September. Norton's impressive performances against Ali made him one of the top heavyweight contenders for Foreman's titles, but the future hall-of-famer was installed as a 3–1 underdog against the