The decipherment of the Old Persian cuneiform script of the Achaemenids played a crucial role in the decipherment of the Babylonian and Elamite language versions and other cuneiform scripts in the Near East. This decipherment was initially via names, or royal names, and the Avesta, which contains the Old Persian language in a developed form. The decipherment of the Achaemenid inscriptions can be divided into three phases.
