Argbadh (derived from the words Arg meaning "castle" or "fortress" and the suffix -ban بان meaning guardian) were a class of military commanders in charge of castles and fortresses of the Sassanid Empire of Persia (Iran) between 3rd and 7th centuries CE. Argbadhs were granted their command by the Sassanian emperor (Shahanshah) and were responsible for maintaining the security of their area of operation (usually a trading post, military fortress, or city), fighting the encr… (More on Argbadh)