Old Assyrian Empire which included the power to detain people and confiscate property. At the beginning of the reign of an Assyrian king, the limmu, an appointed royal official, would preside over the New Year festival at the capital city. The eponym dating system was a calendar system for Assyria, for a period of over one thousand years. Every year was associated with the name, an eponym, of the limmu, the individual holding office. The dating system is thought to have originated in the ancient city of Assur, and remained the official dating system in Assyria until the end of the Neo-Assyrian Empire
Ancient history the 24th and 22nd centuries BC, following the conquests of king Sargon of Akkad. Because of the policies of the Akkadian Empire toward linguistic assimilation, Akkad also gave its name to the predominant Semitic dialect: the Akkadian language, reflecting use of "akkadû" ("in the language of Akkad") in the Old Babylonian period to denote the Semitic version of a Sumerian text. Assyria was originally (in the Middle Bronze Age) a region on the Upper Tigris, named for its original capital, the ancient city of Assur. Later, as a nation and empire that came to control all of the Fertile Crescent,