It was the name of a region located to the North of Caldea, in lower Mesopotamia, Assyria and Sumer. Acadia. Another name of Agade, Akad, an important city in this region. Sargon of Akkad, was the first ruler of unified Sumeria and Acadia.
ACAD-refers to the ancient city of Mesopotamia Asian, also called Agade, North of Sumer and on the left bank of the Euphrates-