ARBACES governed Media under Sardanapalus. Seeing him sporting among a company of his women, he stirred up his people to revolt, and dethroned Sardanapalus; who thereupon burnt himself in his palace. Arbaces being crowned, began the monarchy of the Medes, which lasted 317 years under nine kings, till Arbela; Astyages was expelled by Cyrus. Arbaces reigned 22 years, and died A.M. 3206. See Media.