Achaemenid Empire
Chorasmia (Old Persian: 𐎢𐎺𐎠𐎼𐏀𐎷𐎡𐎹 "hUvārazmiya", 𐎢𐎺𐎠𐎼𐏀𐎷𐎡𐏁 "hUvārazmiš") was a satrapy of the Achaemenid Empire in Persia. Chorasmia had become part of the Achaemenid Empire before 522 BCE, and it seems to have been ruled by the satrap of Parthia.