Who is Dangerfield Newby from Flashman & the Angel of the Lord: From the Flashman Papers, 1858-59 and what is their importance? "Flashman_&_the_Angel_of_the_Lord:_From_the_Flashman_Papers

A historical character, Newby is a 44-year-old freed slave who is the first of John Brown's raiders to die at the failed raid on Harper's Ferry, VA. Narrator Sir Harry Flashman recalls Newby weeping over a letter from his wife and hoping soon to free her and their children. Drunken townspeople kick and drag his corpse around.