Farming, especially cotton farming, thanks to eli whitney's cotton gin
The Americans ignored them, what African Americans were encouraged to join the war. African Americans over the years the treatment changed.
Answer:
because the natives did not have an immunity to that disease
Explanation:
This is a mastery test? Sorry can't help, It is against the rules...:(
Many slaves and blacks did not get justice, and whites got off with a lot.The system was racially biased in the time period.