grew millet found augustin holl soninke mand peoples likely responsible constructing settlements around bc region became desiccated settlements began decline likely relocating koumbi saleh ref name holla ref architectural evidence comparison pottery styles suggest dhar tichitt related subsequent ghana empire djenn djenno present day mali settled around bc town grew house sizable iron age population evidenced crowded cemeteries living structures made sun dried mud bc djenn djenno
Humanities History African history