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
Armavir (ancient city) Armavir (ancient city) Armavir () was a large commercial city and the capital of ancient Armenia during the reign of the Orontid Dynasty. It is located 1 km west of the 17th-century village of Armavir. The area of ancient Armavir was inhabited since the 6th millennium BC. Various obsidian instruments, bronze objects and pottery have been found from that period. Armavir was regarded as an ancient capital of Armenia, said to have been founded by King Aramais in 1980 BC. During the first half of the 8th century BC, King Argishti I of Urartu built a fortress in the area