Answer:
Emperor Frederick Barbarossa, Philip II of France, and Richard I of England
Explanation:
By roughly 6000 to 8000 years ago, agriculture was well under way in several regions including Ancient Egypt, around the Nile River; the Indus Valley civilization; Mesopotamia, between the Tigris and Euphrates rivers; and Ancient China, along the Yellow and Yangtze rivers.
The idea of Federalism revolves around a strong, central government that has most of the power. The states do no have much power.
Culture is the correct answer. I hope this helps!
Answer:
this makes no sense please explain
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Explanation: