Answer:
Explanation:
9. During the Trans-Saharan gold trade, the Ummayyads who ruled most of the Northern part of Africa imposed taxes to traders who passed through the region. It was a period when gold and salt trade took place at a very large scale. Thus, making the Ummayyads build many monuments and libraries in Cordoba through the profits they earned from trade tax.
10. After the end of the Third Crusade, Saladin recaptured Jerusalem in 1187 through a treaty which allowed him to control Jerusalem. The treaty also allowed unarmed Christians to visit Jerusalem for pilgrimages and to trade. The Christian Crusader kingdom was also made to use as a trade hub for Italian and Syrian Muslim merchants.
