Wikipedia
Ur-Ninurta
Ur-Ninurta, ca. 1859 – 1832 BC ( short chronology) or ca. 1923 – 1896 BC ( middle chronology), was the 6th king of the 1st Dynasty of Isin. A usurper, Ur-Ninurta seized the throne on the fall of Lipit-Ištar and held it until his violent death some 28 years later.