Sentence:  The attitudes which the <WSD>Rebs</WSD> and Yanks took toward each other were very much the same and ranged over the same gamut of feeling , from friendliness to extreme hatred . 
Meaning of the word marked with <WSD> tags:  `Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms