Only five kings are known from native sources, though Mesopotamian sources mention fifteen kings. Despite this instability it was able to amass enviable wealth and provide trouble for Assyria.
Helped Babylonia in its fight against Assyrian king Sargon II.
Left royal inscriptions at Susa and at Malamir, a site on the way to Fars where Anshan was located. He referred to himself as King of Anshan and Susa.
Battle at Ulai
Assurbanipal and his brother fought a civil war in Babylonia from 652 - 648 BC, with Elam supporting Babylonia. After defeating his brother, Assurbanipal invaded Elam and in 647 BC he devastated Susa and all other remaining centers. He was as thorough as possible: fields were salted; the population was deported to Samaria; royal tombs were emptied; and he took the king's head to Nineveh to display in his garden. Elam remained in a weak manner until its incorporation into Persia.