Chorasmia (Old Persian Uvârazmiya) was a satrapy of the Achaemenid Empire. Chorasmia had become part of the Achaemenid Empire before 522, and it seems to have been ruled by the satrap of Parthia. By the time of Darius III, it had become an independent kingdom. Its king, Pharasmanes concluded a peace treat with Alexander the Great in the Winter of 328/327.[1] Satrap (Greek σατράπης satrápēs, from Old Persian xšaθrapā(van), i. ... The Achaemenid Empire (Old Persian: HakhÄmanishiyan, ÙØ®Ø§Ù ÙØ´Ûا٠also frequently, the Achaemenid Persian Empire.) (559 BCâ330 BC) was the first of the Persian Empires to rule over significant portions of Greater Iran. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... Darius III or Codomannus (c. ... Alexander the Great (Greek: ,[1] Megas Alexandros; July 356 BCâJune 11, 323 BC), also known as Alexander III, king of Macedon (336â323 BC), was one of the most successful military commanders in history. ...