[1][2] After the brief reigns of Indabibi and Humban-haltash III, Tammaritu II was briefly restored to power in 648.
[3] After a failed attack in 652 BC by then Elamite king Ummanigash against the Assyrian Empire, Tammaritu II rose to power in a coup.
[3] Tammaritu continued Ummanigash's policy of supporting the Babylonian ruler Shamash-shum-ukin against the Assyrian king Ashurbanipal.
[4] During the fighting, one of his generals, Indabibi, switched sides, and Tammaritu escaped to Nineveh in either 650 or 649 BC.
[6] Tammaritu was then deposed and exiled by Assyria after complaining about the Assyrian plundering of Elam.