Because the Southerners pretty much made a confederacy, breaking away from the Union. Another reason is that the South had slaves, the Union did not
because they are not southerners they keep away from them
The Southerners were called Rebels. The Northerners were called Yankees. The spellings are the same today.
Because the southern states had rebelled against the USA.
The northerners were called Rebels or Johnny Reb .... Southerners were called Yankees or Billy Yank .
Because those states were in rebellion against the USA
Northerners were called the Union. Southerners were called the Confederacy.
Rebs (short for Rebels) and seshes (short for secessionists) were two.
Scalawags
Southerners were delighted with the Dred Scott decision, but northerners were outraged.
The Northerners called it Bull Run, the Southerners Manassas.
The northerners were called Yankees and the Southerner were called rebels.
The southerners wanted slavery to end but northerners didn't want that