Once again, the Picts’ guerrilla tactics had caught their enemies by surprise. At least this is what the Romans, who occupied much of Britain from A.D. 43 to 409, would have the world believe.

Together they created the Kingdom of Alba. The Picts took part in one of the most decisive battles in Scottish history - the Battle of Dun Nechtain (Dunnichen). If the Picts had lost, Scotland ...