Africa in the fifteenth century was not just a jumble of different “tribes.” There was a pattern and there was historical movement. Societies such as feudal Ethiopia and Egypt were at the furthest point of the process of evolutionary development. Zimbabwe and the Bachwezi states were also clearly on the ascendant away from communalism, but at a lower level than the feudal states and a few others that were not yet feudal such as those in the Western Sudan.
