J. M. Johnson collaboration with London-based world-renowned boxing promoter, Jack Solomons, staged the very first world boxing title fight in Africa, In Ibadan, Western Nigeria between Tiger and Fullmer, in 1963, well before the much publicized The Rumble in the Jungle fight between Muhammad Ali vs George Foreman in Zaire, in 1974. In 1963 he retired from politics by declining to contest the General Elections. This was, as he put it, to make way for the young, which endeared him to many Nigerians. Born into Lagosian & Brazilian families in Lafiaji, Lagos, he was described as tall, handsome, flamboyant, gregarious and renowned as
The Rumble in the Jungle forward, after the fifth round he looked increasingly worn out. Ali continued to taunt him by saying, "They told me you could punch, George!" and "They told me you could punch as hard as Joe Louis." According to Foreman: "I thought he was just one more knockout victim until, about the seventh round, I hit him hard to the jaw and he held me and whispered in my ear: 'That all you got, George?' I realized that this ain't what I thought it was." As the fight drew into the eighth round, Foreman's punching and defense became ineffective as the