Muhammad Ali Stops Henry Cooper This Day May 21, 1966.<br>Muhammad Ali Stops Henry Cooper This Day May 21. 1966 and retains the heavyweight crown.<br>Cassius Clay Stops Henry Cooper This Day June 18, 1963.<br>The second Ali-Cooper fight has been described as being similar to the most one-sided moments of the first without the drama of Alis knockdown. Ali stayed .<br>LIKE AND FOLLOW MY PAGE FACEBOOK:
