It would be an "embargo" that occurs when one nation refuses all trade with another, although usually these embargo's only apply to a single group of goods, not all goods at the same time.
For one, most importantly, a humane reason to fight. The Brits were sick people at the time
Sometimes it’s called Latin America,do you mean why it a different continent?
Answer:
Spanish leaders formed alliances with some of the Indian tribes and provided them with tools, crops, livestock, and arms
-hope this helps