Mr. Dickinson's death arose from a feud with Jackson, then a major general who gladly settled questions of honor with violence. In 1803, he even challenged Gov. John Sevier, a Revolutionary War hero, to a duel. The feud with Mr. Dickinson is generally traced to the aftermath of a forfeited horse race and rumors questioning Jackson's honor... Some historians have written that Mr. Dickinson also insulted Mrs. Jackson, although documents from the time do not reflect that... Tennessee had banned duels, so the men traveled north to Kentucky. When the order came to fire, Mr. Dickinson hit Jackson just beside...