Rabih az-Zubayr WarsChad / Central Africa · 1890–1900“Hear Rabih near Lake Chad, a conqueror whose state met France at Kousséri.”Rabih az-Zubayr rose from Sudanese slave-raiding armies to build a powerful military state around Bornu and Lake Chad in the 1890s. His rule used firearms, raiding, tribute and a capital at Dikwa to dominate much of the central Sahel.