They were poor band urban
The imperialists needed workers to work on the land that was colonized. The locals were not an option because they were often either insubordinate, or they were protected by the law. That's why having slaves to work in those colonies was great, which is why they got them from Africa.
Answer:
A. Prevent another world war.
Answer:
Four score and seven years ago our fathers brought forth, upon this continent, a new nation, conceived in liberty, and dedicated to the
proposition that "all men are created equal."
Explanation:
I'm nor 100% sure. I did this a time ago.