Answer:
In response some Cherokees began moving from their homelands in Georgia and Tennessee to the Southern Great Plains. ... Under the legal authority of this Act, in 1838-1839, the United States military forcibly and brutally force-marched thousands of Cherokee to their new home in what would become Oklahoma.
Large companies took over the mining because Congress passed laws granting underground mining rights to certain companies.
Explanation:
US was in the middle of a gold and oil rush as a lot of resources were discovered on the US sol by industrialist who moved into the towns and built big industries around the mines and mined the resources.
This became a hegemony of big companies because the Congress passed laws to grant the underground mining rights to certain companies only.
This made the business a hegemonic one.
While the rural population continued to grow in the late 1800s, the urban population was growing much more rapidly. Still, a majority of Americans lived in rural areas in 1900. Many of those Americans had settled on the plains in the 1880s.