Both Assyria and Babylonia will flourish for …
Years: 501BCE - 490BCE
Both Assyria and Babylonia will flourish for the two centuries of Achaemenid rule beginning in the latter half of the sixth century, Achaemenid Assyria in particular having become a major source of manpower for the army and a breadbasket for the economy.
Mesopotamian Aramaic remains the lingua franca of the Achaemenid Empire, much as it had done in Assyrian times.
Mesopotamian civilization begins a general decline, however, after about 500.
