Invasive species of flora and fauna and communicable diseases were a byproduct of the Colombian Exchange
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Explanation:
urban civilization had existed at the same time as Egyptian and. The people of this Indus Valley civilization did not build massive monuments. Very few weapons have been found and no evidence of an army has been discovered.
Answer:
this was an important strategic and diplomatic overture that marked the culmination of the Nixon administration's resumption of harmonious relations between the United States and mainland China after years of diplomatic isolation.Explanation:
The answer is gold speculators
