Ali Haydar was born in Istanbul in a house of his grandfather, Abdulmutallib, in 1866, and was technically a "hostage" of the Ottoman Empire to ensure the Sharifate's loyalty to the Turks.

Muhammad Ali, born Cassius Clay on Jan. 17, 1942, is regarded as one of the top professional boxers of all time. He was an activist who spent his life fighting for and enacting change.