When Representative Preston Brooks of South Carolina savagely caned Senator Charles Sumner Massachusetts on the floor of the U.S. Senate on May 21, 1856, southerners viewed the attack as a triumphant affirmation of southern chivalry, northerners as a confirmation of southern barbarity. Public opinion was similarly divided nearly three-and-a-half years later after abolitionist John Brown's raid on the Federal arsenal at Harper's Ferry, Virginia, with northerners crowning John Brown as a martyr to the cause of freedom as southerners excoriated him as a consciousness fanatic. These events opened.