West Africa has been home to some great kingdoms ... Musa gave away gold to people he met on his route. Image caption, This map shows Mansa Musa with an Arab traveller. Mansa Musa is wearing ...

During its reign, the kingdom of Oyo—which was in present-day southwestern Nigeria, parts of Benin and Togo—captured and enslaved an estimated 128,000 people from West Africa. Using geographic ...