I believe the answer is: Usman and Fodio
Both these scholars wrote hundreds of books for African people regarding, government, culture, religion, and social science.
These knowledge has been used for the past Three centuries after their arrival, by people in western africa as a foundation to built their islamic states.
The revolution brought the colony to a state of insurrection and civil war. As slaves killed their masters and occupied and burned their plantations, white people defended themselves, then fled. The social order of the island crumbled and in an attempt to stop the violence, France abolished slavery.
<em>Hope this helped!</em>
<em>-</em><em>Namida</em>