(Sham-shi-Adad or Sham-shi-IM) King of Assyria, considered by some historians as the founder of the ancient empire and by others as a figura-parentesis in the history of Assyria. He/She was son of the amorite Ila-kabkabu, Prince local of Terqa, known by the Assyrian Royal lists. Possessed few data about this character, but it is known that at first he/she was forced to leave his native Terqa to Babylon, perhaps because his brother had been appointed heir to Ila-kabkabu or Naram-Sin of Eshnunna, to conquer the city of Ekallatum - in power of Shamshi-Adad I, had forced him to flee to Babylon. After recovering the throne of Ekallatum, which King, had titled was launched with its people to the conquest of the Assyrian throne, expelling their King Erishum II, then still child and son of Naram-Sin. Ignored means could seize the throne, although a number of favourable circumstances helped him in his enterprise. Shamshi-Adad I quickly undertook the conquest of new territories. Taking advantage of a local revolt in Mari, during which was killed Yakhdun-Lim and part of his family, annexed city so important to his State, forced to flee to Zimri-Lim, the heir of Mari, to the State of Yamkhad (Aleppo). A series of spots on the Middle Euphrates also fell in their hands as a result of such annexation. To the East it brought their weapons Arbelas (Erbil), where it collided with the turkenos, a warlike tribe of the Zagros. According to an inscription (wake with their great "divine name"), Shamshi-Adad I came to the Mediterranean, while in the area Syrian city of Aleppo faced him and forced him to retreat. The same had occurred in the Southeast, where the King Dadusha of Eshnunna could stop him. As a result of their military actions and pacts, Shamshi-Adad I could control practically throughout northern Mesopotamia, thus throwing the territorial and administrative foundations of his empire. It then proceeded to the Organization and defense of cities and conquered regions, for which availed herself of her two sons, Ishme-Dagan I and Iasmakh-Hadad, placed that as viceroys Ekallatum and Mari, respectively. Shamshi-Adad I, contemporary of Hammurabi of Babylon and Ipiq-Adad II of Eshnunna and their children, and without-muballit , was titled "Vicar of Assur" (Ashshur ishshiak) and taken up the Ancient Akkadian tradition, it incorporated the "King of all" and "Prefect of Enlil", thus giving samples of their hegemonic ideology both politics and religious. From Assur, city which soon abandoned for religious reasons, and especially since Shubat-Enlil (Tell Leilan), which rose on the banks of the river Khabur, directed his empire, divided into provinces, strongly controlled by officers and army. He/She was succeeded on the throne by his son Ishme-Dagan I. From the documentation that has come of Shamshi-Adad I, it should be noted his great inscription of Assur.