Battle of Ecbatana Antiochus then dispersed his army into their winter quarters. However, the cities soon revolted against their presence. Phraates exploited the situation and attacked him as he marched to reinforce a garrison, inflicting a crushing defeat upon him at the Battle of Ecbatana. During the battle, Antiochus VII was killed and his royal guard was annihilated. After this, the rest of his army was largely destroyed, and the remainder was captured and folded into Parthian ranks. This battle marked the decisive and final defeat for the Seleucid Empire by the Parthians and ended the Hellenistic period in Iran. Battle of Ecbatana
Dvin (ancient city) produced an abundance of materials, which have shed light into the Armenian culture of the 5th to the 13th centuries. Ancient Armenian literary sources almost always give the name of the ancient city of Dvin as "Dwin" or "Duin". Later authors favored the Dvin appellation, which is the most common form given in scholarly literature. The word is of Middle Iranian origin, and means hill. The ancient city of Dvin was built by Khosrov III Kotak in 335 on a site of an ancient settlement and fortress from the 3rd millennium BC. Since then, the city had been used as