Barack Obama among those to pay tribute to boxer at memorial service in Louisville

From his shock 1964 win over Sonny Liston to the ‘thrilla in Manilla’, relive The Greatest

A brilliance that lit up the world

In modern culture, few figures have been as popular and for as long as the late boxer

Boxing champion was one of the most charismatic sports figures of the 20th century

‘Hey Floyd — I seen you! Someday I’m gonna whup you! Don’t you forget, I am the greatest!’

Opinion: Frazier was discarded from the communal memory after Manila defeat

Muhammad Ali shook up the boxing world one night 50 years ago – and reduced me to awestruck silence during a chance meeting in New Jersey