Old Assyrian Empire as "anchors" in the various attempts to define the chronology of Babylonia and Assyria between c. 2000 BC – c. 1300 BC.) Ashur-nadin-ahhe I (c. 1430 BC – c. 1415 BC), son and successor of Ashur-rabi I, was courted by the Egyptian Empire, which was a rival of the Mitanni, and attempting to gain a foothold in the Ancient Near East. Amenhotep II sent the Assyrian king a tribute of gold to seal an alliance against the Mitanni. It is likely that this alliance prompted Saushtatar, the ruler of the Mitanni, to invade Assyria, and sack its capital city, after
Executive magistrates of the Roman Empire Executive magistrates of the Roman Empire The executive magistrates of the Roman Empire were elected individuals of the ancient Roman Empire. During the transition from monarchy to republic, the constitutional balance of power shifted from the executive (the Roman King) to the Roman Senate. During the transition from republic to empire, the constitutional balance of power shifted back to the executive (the Roman Emperor). Theoretically, the senate elected each new emperor, although in practice, it was the army which made the choice. The powers of an emperor, (his "imperium") existed, in theory at least, by virtue of his legal standing.