Answer:
Disease and starvation
Explanation:
Most contemporary historians estimate that between 9.4 and 12 million Africans arrived in the New World. Disease and starvation due to the length of the passage were the main contributors to the death toll with amoebic dysentery and scurvy causing the majority of deaths.
They were slaves and picked cotton when they got free they worked at home
The American Revolution was principally caused by colonial opposition to British attempts to impose greater control over the colonies and to make them repay the crown for its defense of them during the French and Indian War (1754–63).