 He was a short story writer and published poet (writing sonnets for several magazines) as well as a soldier.He included among his many military adventures the command of the U.S. 22d Infantry Regiment in Normandy in July 1944, and was the first American officer to lead a break through the Siegfried Line on September 14, 1944 near Buchet.These developments were described by Hemingway in his article "War in the Siegfried Line".