How did westward expansion change the United States? Which areas of the country were explored and settled?

One tragic result of the westward expansion of the United States was the forced relocation of many Native American tribes. As the United States moved west, it took over lands once occupied by Native Americans. In many cases, Native Americans were ordered to relocate to new lands or reservations.

Explanation:

a.tensions between the colonial elites and the backcountry men of virginia.