Well for the north it boomed for the south they had people known as carpetbaggers coming into town trying to sell things but the south had like no money
Invasions by Barbarian tribes.
Economic troubles and overreliance on slave labor.
The rise of the Eastern Empire.
Overexpansion and military overspending.
9 Unexpected Things Navy SEALs Discovered in Osama bin Laden's Compound.
Government corruption and political instability.
Answer:
This is off a website BTW
Put simply the United States did not concern itself with events and alliances in Europe and thus stayed out of the war. Wilson was firmly opposed to war, and believed that the key aim was to ensure peace, not only for the United States but across the world.