So whether or not its treason depends entirely upon the outcome on the battlefield - not mere legality huh?
As I’ve said several times, yours is a might makes right argument. As such, it is invalid.
So whether or not its treason depends entirely upon the outcome on the battlefield.
Yes.
Union might destroyed the Confederacy. That fact is not invalid.
Was the American Revolution a 'might makes right' argument? Or was it, as with the Civil War, a matter of the winning side wanting it more? That the victors found their cause worth fighting for more than the losers did?