Answer:
The Executive, Legislative, and Judicial branches are the three branches of U.S. government.
Answer:
The federal system has the power to coin money, to regulate commerce, to declare war, to raise and maintain armed forces, and to establish a post office.
Slavery can exist in any state
A massive drout. It was called the Dust Bowl.
Most likely the Native Americans that already lived there, as now settlers could now just move into their land and the Native Americans lost their land.