Answer:
As the English, French, and Spanish explorers came to North America, they brought tremendous changes to American Indian tribes. ... Diseases such as smallpox, influenza, measles, and even chicken pox proved deadly to American Indians. Europeans were used to these diseases, but Indian people had no resistance to them
Explanation:
The battle of Lexington and concord signaled the start of the revolutionary war
Explanation:
The Harlem Hellfighters were an African-American infantry unit in WWI who spent more time in combat than any other American unit. Despite their courage, sacrifice and dedication to their country, they returned home to face racism and segregation from their fellow countrymen.
<span>Allowed the US to export goods over the ocean
more people more jobs more taxes.</span>