Answer: Sunni Ali achieve to conquer Timbuktu in the 1468, then conquered the prosperous trading city of Jenne(Djenné) in 1473. Both of the cities were major academic.
Step-by-step explanation:
He reigned from about 1464 to 1492. Sunni Ali was the first king of the Songhai Empire, located in Africa and the 15th ruler of the Sunni dynasty. Under Sunni Ali's command, many cities were captured and then fortified, such as Timbuktu (captured in 1468) and Djenné (captured in 1475).