Post classical period

1. a system in which people were given land and protection by people of higher rank
3. an East Asian ethnic group native to Mongolia
4. an ancient town in N Ethiopia, in the Tigre region
7. a major Abbasid public academy and intellectual center in Baghdad
9. the fundamental religious concept of Islam
10. an imperial dynasty of China that ruled from 618 to 907, with an interregnum between 690 and 705
11. a tax imposed on non-Muslims in the Islamic world
12. member of the Japanese warrior caste
14. the eastern half of the Roman Empire
17. a person living in a region overrun by Muslim conquest who was accorded a protected status and allowed to retain his or her original faith
19. major religion stemming from the life, teachings, and death of Jesus of Nazareth

2. one of the greatest travelers of all time
5. the place where the king lives
6. Chinese dynasty that united the entire country until 1127 and the southern portion until 1279
8. a Bantu language originally spoken by the Swahili people
12. a network of Asian trade routes
13. a warrior and ruler of genius
15. capital of the Abbasid Caliphate
16. An Islamic form of government in which political and religious leadership is united
18. a Venetian explorer who lived during the late Middle Ages