The Battle of Ecbatana was fought in 129 BC between Seleucids led by Antiochus VII Sidetes and Parthians led by Phraates II. The Parthians caught the Seleucids in an ambush, and defeated them. Antiochus VII was killed in the fighting. Centuries: 3rd century BC - 2nd century BC - 1st century BC Decades: 170s BC 160s BC 150s BC 140s BC 130s BC - 120s BC - 110s BC 100s BC 90s BC 80s BC 70s BC Years: 134 BC 133 BC 132 BC 131 BC 130 BC - 129 BC - 128 BC 127 BC... Reproduction of a Parthian warrior as depicted on Trajans Column The Parthian Empire was the dominating force on the Iranian plateau beginning in the late 3rd century BCE, and intermittently controlled Mesopotamia between ca 190 BCE and 224 CE. Origins Bust of Parthian soldier, Esgh-abad Museum, Turkmenia. ... The Seleucid Empire was one of several political states founded after the death of Alexander the Great, whose generals squabbled over the division of Alexanders empire. ... Coin of Phraates II from the mint at Seleucia. ... Antiochus VII Eumenes, nick-named Sidetes (from Sidon), reigned from 138–129 BC over the Seleucid Empire. ... Centuries: 3rd century BC - 2nd century BC - 1st century BC Decades: 170s BC 160s BC 150s BC 140s BC 130s BC - 120s BC - 110s BC 100s BC 90s BC 80s BC 70s BC Years: 134 BC 133 BC 132 BC 131 BC 130 BC - 129 BC - 128 BC 127 BC... Antiochus VII Eumenes, nick-named Sidetes (from Sidon), reigned from 138–129 BC over the Seleucid Empire. ... Reproduction of a Parthian warrior as depicted on Trajans Column The Parthian Empire was the dominating force on the Iranian plateau beginning in the late 3rd century BCE, and intermittently controlled Mesopotamia between ca 190 BCE and 224 CE. Origins Bust of Parthian soldier, Esgh-abad Museum, Turkmenia. ... Coin of Phraates II from the mint at Seleucia. ... The Seleucid Empire was one of several political states founded after the death of Alexander the Great, whose generals squabbled over the division of Alexanders empire. ...