On January 17, 1781, near Cowpens, a drover's camp on the old Cherokee trading trail in Carolina territory, Continental troops and horsemen under the direction of Daniel Morgan inflicted a stunning defeat on a crack British detachment led by the ruthless Banastre Tarleton, commander of Lord Cornwallis's cavalry. Although Tarleton fled the battlefield to avoid capture, the American victory effectively destroyed the light corps of the British army...