Legio I Flavia Pacis
Legio I Flavia Pacis: one of the legions of the later Roman empire. Its name means "the Flavian legion of peace".
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This legion is nothing but a name to us. It belongs to a series that also included II Flavia Virtutis and III Flavia Salutis. The three legions were probably formed by the emperor Constantius II (r.337-361) and fought in the eastern half of the Roman Empire.