Answer:
it was an imaginary line that separated Eastern and Western Europe.
Explanation: im smart like that
Answer: brought many african american to church from his missionary.
Explanation:William Shppard
The goal was to tell the rest of the world (mainly the Europeans) that the United States has official borders and that they could no longer colonize in the borders.
It also told the Europeans that the U.S would not interfere with their colonies or Europe itself.
I don't know but just ask a teacher