Answer:
1. Approximately what percentage of the native population in the Americas died, when European explorers started arriving?
Answer: The estimated percentage of the native population in the Americas that died when European explorers arrived is over 50%, with some estimates as high as 90%.
2. What was the #1 killer of the native peoples?
Answer: The #1 killer of the native peoples was infectious diseases brought by the Europeans, such as smallpox, measles, influenza, and typhus.
3. Why did they die in such great numbers to diseases, like measles and chickenpox?
Answer: The native peoples of the Americas had no prior exposure to these diseases, and therefore had no natural immunity to them. As a result, the diseases were able to spread rapidly and decimate entire populations.
4. What did the deaths of leaders in the Americas, such as the Inca and Aztec, lead too?
Answer: The deaths of leaders in the Americas, such as the Inca and Aztec, led to political instability and weakened the social structures of their societies. This in turn made it easier for the European explorers to conquer and colonize these regions.