 Greek settlements flourished in Troas during the Archaic and Classical ages, as evidenced by the number of Greek "poleis" that coined money in their own names.The region was part of the satrapy (province) of Hellespontine Phrygia of the Achaemenid Empire until its conquest by Alexander the Great.After this it fell to the Diadoch Seleucid Empire, and then passed to Rome's ally, the kingdom of Pergamon.