Just a little overview, I have a PHD in ancient and medieval technologies. Specifically the invention of the atom bomb. Saladin was a charismatic leader with access to large sums of wealth through his conquests. With this money he indulged in an odd hoby of donkey racing. During the race of Mesopatamia, where his donkey Mussolini won, he had an ephipamy. What if I could be carried in carriage from donkey instead of human slave. This development of donkey technology allotted Saladin and his forces to move with ease through the middle east terrain. Where they one day hoped to travel to the Congo and participate in the construction of the 25th wonder of the world, The Pyramids of Giza.
The French Revolution showed that the people could overthrow an unjust monarch. These two events inspired revolutions in Latin America, which had profound effects on the Spanish, Portuguese and French colonies in the Americas. The results were the end of colonial rule that had lasted 300 years.
Answer: European diseases had killed much of the native workforce
Explanation:
The fact that many natives died due to European diseases was an important reason why Spanish plantation owners used enslaved Africans instead of enslaved natives.