What European powers were targeted in this doctrine? why?

The Monroe Doctrine was a United States policy that opposed European colonialism in the Americas. It began in 1823, however the term "Monroe Doctrine" itself was not coined until 1850.

Explanation:

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explanation:

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.