Original sentence: Kurds are one of the Iranian peoples and speak Kurdish, a north-Western Iranian language related to Persian.They are, like most of the people of western Iran, descendents of Ancient Medes
Edited sentence: Kurds are a non-Arab Middle Eastern minority population that inhabits the transnational region known as Kurdistan, a plateau and mountain area in Southwest Asia including parts of Iraq, Turkey, and Iran and smaller sections of Syria and Armenia.They are widely thought to be descended of the Medes.They speak the Kurdish, an Indo European language of a similiar linage to that of Persian