Kwame Nkrumah
He became Prime Minister in 1952 and retained the position when Ghana declared independence from Britain in 1957. In 1960, Ghanaians approved a new constitution and elected Nkrumah President.
Nelson Mandela
Nelson Rolihlahla Mandela (/mænˈdɛlə/;[1] Xhosa: [xolíɬaɬa mandɛ̂ːla]; 18 July 1918 – 5 December 2013) was a South African anti-apartheid revolutionary, statesman and philanthropist who served as President of South Africa from 1994 to 1999. He was the country’s first black…