Andrew Jackson was a killer presidentWhen he was 13, but more man than boy, Andrew Jackson got his first taste of war, helping his mother tend to the casualties after the Battle of Waxhaws. The May 1780 battle became, in legend, a massacre of defenseless colonials by British redcoats under the command of Lieutenant Colonel Banastre Tarleton. Continentals who attempted to surrender were run through and slashed by the men under Tarleton, who was everything that Jackson was not. An aristocrat cavalryman and a fop, Tarleton eventually went back to England and became a member of Parliament and a general,...