George Foreman defenses were made before Foreman's first professional loss to Muhammad Ali in "The Rumble in the Jungle" in 1974. Unable to secure another title opportunity, Foreman retired after a loss to Jimmy Young in 1977. Following what he referred to as a religious epiphany, Foreman became an ordained Christian minister. Ten years later he announced a comeback and, in 1994 at age 45, he regained a portion of the heavyweight championship by knocking out 27-year-old Michael Moorer to win the unified WBA, IBF, and lineal titles. Foreman remains the oldest world heavyweight champion in history, and the second oldest in
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