Author Joseph Wheelan discussed his book, Terrible Swift Sword: The Life of General Philip H. Sheridan, in which he recounts the life of Union General Philip Sheridan, whose Cavalry Corps forced the surrender of Robert E. Lee at Appomattox Courthouse. The author recalled General Sheridan’s military tactics and his post-war career, which included command of the U.S. Army. Philip Sheridan spoke at Quail Ridge Books amd Music in Raleigh, North Carolina.