The British Prime Minister David Cameron expressed his condolences over the death of a legendary boxer Muhammad Ali . Ali died at the age 75 on June 3 . The athlete was suffering from Parkinson's disease; he was diagnosed in 1984.

" Muhammad Ali was not just a champion in the ring - he was a champion of civil rights, and a role model for so many people ," wrote Cameron in his Twitter. Muhammad Ali is the most famous boxer in the history,  an Olympic champion of 1960  , an absolute world champion in heavy weights (1964-1966 , 1974-1978) , The Boxer of the Year and The Boxer of the decade title holder . Ali had 61 fights during his entire career.