Answer:
C
Explanation:
They are expanding there knowledge and gaining power by doing that.
It was after the Battle of Antietam
Your answer is A, Conflict with Native Americans ended.
Louisiana purchase entailed negative consequences for most of the Louisiana population - blacks and Indians - and became one of the causes of acute social contradictions in modern America. In just 30 years, Americans ousted Indians from most of the Mississippi Valley, physically destroying or expelling them from their ancestral lands through fraudulent treaties
Answer:
1920s
Explanation:
Nineteenth amendment was adopted