What large- scale changes happened to the populations of the Americas?

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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plz give me brainliest!

joseph stalin's cult of personality became a prominent part of soviet culture in december 1929, after a lavish celebration for stalin's 50th birthday.[answer:

explanation:

brainliest means the answer that is best and you found it very

if you ask any question and 2 persons gave you answer for your question and the answer of one person you liked the most and found it most the we can mark it as brainliest . at the side of every person's answer an option of brainliet then we can appericiate the user by marking it as brainlist

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