Answer:
Ancient Egyptians welcomed them, they brought valuable sediment down from the mountains that kept the farmland fertile.
In modern times the Aswan dam was built to control flooding.
The people who resisted slavery were abolitionist
<span>It separated North and South Korea.</span>
Answer:
It gave all the power to the states
Explanation:
Each state was virtually its own country. There was no central government to regulate everything.
Answer:there is a significant contribution by an ancient Greeks to the field mathematicians from fundamentals of geometry to the idea of formal proof. Greek mathematician also contributed importantly to ideas on number theory, mathematical analysis, applied mathematics, and, at times approach close to integral calculus.
Explanation: