Julius Nyerere as, anti-colonial activist and politician. He governed Tanganyika as Prime Minister from 1961 to 1962 and then as President from 1963 to 1964, after which he led its successor state Tanzania, as President from 1964 to 1985. Kenya's renowned photojournalist Mohamed Amin, also known as 'Six Camera Mo' captured some of Africa's defining moments and photographed almost every African leader in the 20th century.