<span>In the Han Dynasty, a cluster of calamities, prodigies, and heavenly omens meant that the emperor had lost the mandate of Heaven. The success or failure of the people was thought to be controlled by the gods, along with who should rule. If an emperor was no longer deemed acceptable, natural disasters or disastrous occurrences were taken, then, that the emperor no longer held the gods' approval. This was reason enough to overthrow or replace him.</span>
Answer:
Answer: Mesopotamia’s rivers and location in central Asia supported extensive trade routes. In the time of Mesopotamia, smaller civilizations existed to the west in Europe and North Africa and to the east in India. For these regions to trade, they needed to traverse Mesopotamia’s territory between them.
Explanation:
Native tribes made advancements in farming and medicine before Europeans arrived.
The Spanish Conquistadors killed 90% of the Native population once they landed on North America because of the diseases they Brint over such as yellow fever and typhus.