Answer:
The Columbian Exchange, though a highly lucrative trade route, was a direct source of hardship for many peoples. Native Americans, for example, had their populations decimated by diseases to which they had no immunity. Whole communities were wiped off the map, those that remained were too small in number to halt the colonization efforts of the European powers.
Explanation:
They were at the bottom of the social order and were outcasts from society.
Answer: The Suez Canal.
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Because he was a trained and experienced leader from the French and Indian war
(D)Two Sputnik). Union successfully launched Sputnik