Ammianus Marcellinus, occasionally anglicized as Ammian (Ἀμμιανὸς Μαρκελλῖνος; c. 330 – c. 391 – 400), was a Roman soldier and historian who wrote the penultimate major historical account surviving from antiquity (preceding Procopius). Written in Latin and known as the Res gestae, his work chronicled the history of Rome from the accession…