 Minthrion to the east of the old town were devoted to the Persian-Anatolian Greek god Mithra.In the 2nd century BCE the city with its natural harbours was added to the Kingdom of Pontus by Pharnaces I. Mithridates VI Eupator made it the home port of the Pontic fleet, in his quest to remove the Romans from Anatolia.After the defeat of Mithridates in 66 BCE the city was first handed to the Galatians, but it was soon returned to the grandson of Mithradates, and subsequently became part of the new client Kingdom of Pontus.