Kenneth Kaunda, Moussa Traoré and Denis Sassou Nguesso

President of Zambia Kenneth Kaunda, President of Mali Moussa Traoré and President of Congo Denis Sassou Nguesso of Congo, at the Organisation of African Unity (OAU) Summit in Addis Ababa, Ethiopia. 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.