Answer:
The north used the rising number of immigrants to staff the industrial economy (factory jobs, warehouse jobs, etc...) the south felt no need to employ immigrants on their plantations because the invention of the cotton mill had made slavery a more economical option.
Explanation:
The fact that it would have created a large federal bureaucracy to administer a complex set of federal regulations
It was the
strategy of Attrition.<span>Washington saw, particularly
after the fall of New York in 1776, that, despite the fact that his little
armed force couldn't guard every one of the urban areas in America, its
presence only guaranteed that the revolution would proceed. Without a genuine
normal armed force, he stayed away from any definitive conflict with the expert
English forces in favor of a strategy of attrition, fighting just when the
chances were unmistakably to support him.</span>
They were adapted to the land. They planted crops. They needed to trade for supplies. Did not think they would need to plant crops.