The US Civil War was fought between Americans in the Union, or also said the United States. War between the Union and the South in 1861. It was the South's bid for independence, which failed. Thus Americans fought each other in this matter.
The Civil war of 1864
Canadian men crossed into the US and joined the US military to fight in Vietnam. Canada itself did not go to war.
The US was large enough and industrialized enough, to sustain a normal society, and fight a war at the same time.
yes the US did fight in ww1 it was closer to the end of the war though
NO. He was President of the US during this war, but did not fight in it. (He did fight in the Civil War. )
Both started because of taxation without representation. Both started with a nation fight itself to a degree. Both considered at the time the bloodiest war.
Korea
Korean War.
The US did not fight in the Spanish Civil War although at least 2,000 US citizens did serve in the International Brigadesagainst the Fascists.
The British.
The british
No.