1. Idi Amin
2. Morocco
3. Haile Selassie
4. Morocco
5. Septimus Severus or Caracalla
6. Berbers
7, Bartholomew Diaz
8. From medieval West African Empire of that name
9. French and British forces faced a stand off
10. Oman
11. Ethiopia/Eritrea
12. Belgian Congo
13. None. There was never an indigenous population on the islands
14. Major slave port
15. Germany
16. Tunisia
17. Ruler of medieval Mali Empire, and the richest man that has ever lived (reputedly)
18. Timbuktu
19. From the name of the huge ruins of a 11th -15th century city
20. Zulu warriors organised into regiments