Muhammad Ali signed photographA stunning black & white signed photograph of Muhammad Ali Three time World Heavyweight boxing champion Muhammad Ali is one of the most iconic figures of the 20th century. Born Cassius Clay in a poor district of Louisville, Kentucky in 1942, he fought his way to the very top of the sport. In the mid 1960s he converted to Islam and became a key figure in the civil rights movement. His refusal to fight in Vietnam in 1966 saw him stripped of his titles