Jolof Empire ConflictsSenegal / Gambia · 1350–1549“Hear Jolof, the Senegambian federation weakened when coastal trade changed the balance.”For about two centuries, the Jolof Empire held a federation in Senegambia, with kingdoms such as Cayor, Waalo and Baol owing tribute to the buurba Jolof. The system worked while the centre controlled the main sources of wealth and authority.