<span>Almoravids
After fourteen years of war with the fanatical Almoravids, Kumbi Saleh was captured and burned. The Almoravids were unable to sustain this victory for very long. Shortly after its capture, the weakened Ghanaians were able to retake it. The Mandika of Mali seized this opportunity to sever their ties with Ghanaian rule.</span>
I’m pretty sure it’s the Polio Vaccine
