World war 1
hope this helps!
Possibly more trades could take place around the world
<span>A Century of Dishonor. Injustices to the Native Americans in the United States. A Century of Dishonor is a non-fiction book by Helen Hunt Jackson first published in 1881 that chronicled the experiences of Native Americans in the United States, focusing on injustices.</span>
Answer:
They were left out because the whole purpose of the american revolution was for the colonists to be free from the british, but the Africans were still asked to fight in the wars, and they were still held as slaves until the civil war occurred.