What were at least 2 challenges of living on the Great Plains?

How did the supreme court decision in the slaughterhouse cause have an affect american business

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

How was the u.s. economy different from european economies following world war 1?