Joe Bugner British and British Commonwealth heavyweight titles and was a three-time European heavyweight champion. He was ranked among the world's top ten heavyweights in the 1970s, fighting such opponents as Muhammad Ali, Joe Frazier, Ron Lyle, Jimmy Ellis, Manuel Ramos, Chuck Wepner, Earnie Shavers, Henry Cooper, Brian London, Mac Foster, Rudie Lubbers, Eduardo Corletti, Jurgen Blin and George Johnson. He fought for the world heavyweight championship in 1975, losing on points in a second bout with Ali. Bugner retired from boxing in 1976, but over the next two decades he made sporadic comebacks with varying success. He moved to Australia in
Bert Cooper a world title shot despite winning the NABF belt and defeating Olympic gold medallist Henry Tillman and future world champion Tyrone Booze, he began boxing in the heavyweight division, knocking out Willie DeWitt in 2 rounds but being stopped in 8 rounds by No. 1 ranked heavyweight contender Carl "The Truth" Williams and in 2 rounds by George Foreman. In 1990, having failed to secure a cruiserweight world title fight, Cooper moved to heavyweight permanently, knocking out top 5-ranked Orlin Norris and claiming his NABF title. He lost the title in his first defense, outpointed over 12 by undefeated Olympic