The North had a LOT more people than the South, having up to 22 million people where the South had about 9 million.
Over his life attila battled the romans and the chinese. he used raid tactics to burn down small villages then when the lords of the lands he was raiding sent their army he would use every dirty tactic in the book. poison, night raids, anything to win.
Learned how to grow olives and grapes, and also borrowed the Greek alphabet
I think they went to Idaho.