Ali-Frazier I One Nation Divisible: A look at the events leading up to and including the legendary March 1971 bout between Muhammad Ali and Joe Frazier. The film also looks at the political and social factors that helped to make this fight more than just an ordinary boxing match between two of the greatest heavyweight champions that ever lived as Ali was a symbol for liberals, militant blacks and hippies and Frazier was a symbol for the more conservative elements for society.