The decrees Cyrus made on human rights were inscribed in the Akkadian language on a baked-clay cylinder. ... He freed the slaves, declared that all people had the right to choose their own religion, and established racial equality. تخت جمشید‎, Takht-e Jamshīd, 'Throne of Jamshid') was the ceremonial capital of the Achaemenid Empire (c. 550–330 BC). It is situated in the plains of Marvdasht, encircled by southern Zagros mountains of Iran.