Boxing in the 1970s was world champion when Ali returned. Former world champions Jimmy Ellis and Floyd Patterson as well as George Foreman, Oscar Bonavena, Jerry Quarry, Earnie Shavers, Leon Spinks, Ken Norton, as well as Larry Holmes, Ron Stander, Chuck Wepner, Jose King Roman, Light Heavyweight champ Foster, John Tate, Jimmy Young, Ron Lyle, Joe Bugner, Scott LeDoux and many others added intrigue to the division. Don King surged as a leading boxing promoter, and champions Duran, Monzon and Ali had historic rivalries with Esteban De Jesús, Rodrigo Valdez and Frazier, respectively. Boxing in the 1970s During the 1970s, boxing was characterized by
World Heavyweight Championship (WWE) and championships among other assets. The slew of former WCW talent joining the WWF roster began "The Invasion" which effectively phased out the WCW name. Following this, the WCW World Heavyweight Championship was unified with the WWF Championship, the WWF's world title, at Vengeance in December. At the event, the WCW World Heavyweight Championship was decommissioned with Chris Jericho becoming the final WCW World Heavyweight Champion and the subsequent Undisputed WWF Champion after defeating The Rock and Steve Austin respectively. The WWF title became the undisputed championship in professional wrestling until September 2002 with the creation of the World Heavyweight