Yes, the American First Committee; which included members of the US Congress. http://en.wikipedia.org/wiki/America_First_Committee But, as soon as the Japanese attacked American, American First Committee members voted for war.
because many american were against the vietnam war so there was 2 groups.
american and british
Most likely the attacks by Germany (in either world war) against American civilians and American shipping in the Atlantic Ocean.
the allies.aka usa russia France and the UK
To bring up war support and gain the American people to be for it not against it.
As in all civil wars, the US Civil War pitted two American groups against one another: in this case, the North or Union against the South or Confederacy.
There were no terrorist groups in World War I.
Women and African-Americans
White people.
there were different president and some soldiers were different and they were against different groups of soldiers
Indian Wars (against the natives) American Revolution (We just helped out) French Revolution (We just helped out) U.S. Civil War (against ourselves) Mexican-American War Spanish-American War World War I (again, we just helped out) World War II (We just helped out) Korean War (draw) Gulf Wars
Literally, the American Revolution, although the Hessians were only mercenaries hired by Britain. In full actuality, two American wars have been fought against Hessians: World War I and World War II. A reference: Hessians were German/Prussian mercenaries.