Because it was a union stronghold in the confederate states.
Temporary caves and tents. The reason they were temporary was because they had to go look for food in other places
Answer: Niccolo Machiavelli
Explanation:
That was one of his main principals, and what he was most famous for saying/writing.
U.S. participation in NATO was a break with tradition, since the United States for the first time set itself up to automatically get involved in foreign conflicts--something that was very unnerving for a country of people who for most of American's history had been very isolationist.