Answer: The Western United States is the region comprising the westernmost states of the United States
The Western U.S. is the largest region of the country, covering more than half the land
Explanation:
They were well equiped yet poorly trained
It increased the demand for steel since steel was used to make railcars and tracks.
Steel was used to make railroad tracks and cars because it was the only metal strong enough. So the expansion of the railroad industry would mean more steel had to be used and thus it would increase the demand.