That would be the bubonic plague or the black plague for a more common name.
Explanation:
The development of such major Sudanic kingdoms and empires as Ghana, Mali, Songhai, the Hausa states, and Kanem-Bornu along the southern fringes of the Sahara had a number of important consequences for the history of western Africa as a whole
- Theft from the master
- Singing freedom songs
- Learning to read and write
hope these helped
