Vietnamization of the war was the u. s. policy that required: south vietnamese troops to replace american troops cambodia and laos to be protected from the communists a peace treaty to protect north vietnam

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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possession of power

exercising of power

class and power