Because the united states believed that it was its well... "destiny" to go out in the world or at least west, and take what ever land was there, as the united states was the great liberator for the people who wanted to be free- so it was its destiny to grow its borders, anyways, this made adapting new states into the union almost policy and the united states was eager to add more land and territory to its borders.
<span>Wide-angle is the answer, Hope this helped.=)</span>
The intentional and organized killing of a group of people based on their ethnicity, race, religion, nationality, or other trait is known as genocide
I believe the answer is true but i'm not completely sure.