This overview explores the use of black people, either through coercion or enticement, in the armed forces of predominantly white societies in times of crisis when the supply of white soldiers was exhausted or when whites refused to fill the ranks of a wartime army. A chronological review, the study begins with references to Biblical armies and ends with the technological environment of the modern world, looking at how blacks were employed, exploited or rewarded for their service over the centuries. While the balance sheet is mixed, military institutions have proven to be leaders in...