The rude nickname was Bluebelly
a Yankee
yes sir
yankee
rebel
Yes, a Yankee soldier and a union soldier fought on the same side in the American Civil War (1861-65). The term "Yankee" was used by southerners to denote someone from the north, or the union. In this case, "Union" and "Yankee" mean the same thing. Nobody knows why the South ever came up with that term, though.
Rebel
Union
they wore blue shirts
Bob.
General William T. Sherman was a general leading Union troops.
No. He was a Union Soldier and fought in The Blackhawk War
The term is "Reb". During the Civil War, confederates were "rebelling" against the US, so rebels were a common term. Johnny Reb was a standard term during that period.