Imperial Germany’s “Iron Regiment” of the First World War offers a rare English-language account of a premier German infantry unit. Renowned as the Iron Regiment for its fighting record in the legendary 1916 Battle of the Somme, its service spanned from WW I’s earliest battles through its destruction by US Marines in the Argonne Forest in the war’s final days. Inspired by a wartime journal written by the author’s grandfather, an IR 169 veteran, much of the book is drawn from rare soldier a...