George Foreman vs. Joe Frazier II Norton by knockout in the first and second rounds respectively. Foreman, however, lost his titles to Muhammad Ali in "The Rumble in the Jungle" in October 1974, by KO in the eighth round. The following year, Frazier finally got his first chance to regain the heavyweight titles, challenging Ali in a fight dubbed the "Thrilla in Manila", though he lost by technical knockout in the 14th round. After his defeat at the hands of Ali, Foreman was out of boxing for over a year, sitting out all of 1975. He returned in January 1976 to defeat Ron Lyle and capture
Muhammad Ali Pancrase in 1993, which in turn inspired the foundation of Pride Fighting Championships in 1997. Pride was acquired by its rival, Ultimate Fighting Championship, in 2007. The Muhammad Ali Boxing Reform Act was introduced in 1999 and passed in 2000, to protect the rights and welfare of boxers in the United States. In May 2016, a bill was introduced to United States Congress by Markwayne Mullin, a politician and former MMA fighter, to extend the Ali Act to mixed martial arts. In June 2016, US senator Rand Paul proposed an amendment to the US draft laws named after Ali, a