Muhammad Ali V Henry Cooper: 1966 ticket stub 'Arsenal Stadium Highbury N5. Harry Levene presents Heavyweight Championship of the world, Muhammad Ali formerly Cassius clay (USA) Champion V Henry Cooper (Gt Britain) Challenger. 15 - 3 minute Rounds, Saturday, May 21st, 1966. Ground (Standing)', good condition. [Ali dominated this fight from the outset, stopping challenger Henry Cooper in three rounds]