Definition: The Achaemenid dynasty in Persia ran from about 560-330 B.C., when Alexander the Great defeated Darius III of Persia. The Achaemenid Empire was divided into twenty satrapies which allowed relative regional autonomy to the areas.
Although the official language of the Achaemenid Empire was Old Persian, the most common language was Aramaic.
Although the official language of the Achaemenid Empire was Old Persian, the most common language was Aramaic.

