The US Civil War is generally believed to fit that bill, however since Japan did invade the Aleutian Islands during WWII, that also can b cosidered. Define it for yourself.
The US Civil War was probably the biggest.
the biggest danger toward the US troops was the disease in Mexico
Reconstruction.
Russia
The US got out of the Great Depression and the US became the biggest world power.
Well it depends on what you mean. The civil war was the war that we took the most casualties in but im pretty sure that world war two was the biggest as far as how many people were in it.
Disease , this is the right answer for apex (:
business
1. Declaring war on the US 2. Attacking the USSR
The four Iowa class.
buisness.....apex(:
The main countries involved in the Cold War were the US and the USSR.