Azerbaijan (Iran) – Wikipedia

Coordinates Azerbaijan or Azarbaijan (Persian: آذربایجان ‎ Āzarbāijān [ɒːzærbɒjdʒɒːn]; [lacks stress] Azerbaijani: آذربایجان ‎ Azərbaycan [ɑzærbɑjdʒɑn]), [lacks stress] also known as Iranian Azerbaijan, is a historical region in northwestern Iran that borders Iraq, Turkey, the Nakhchivan Autonomous Republic, Armenia, and the Republic of Azerbaijan

: https://en.wikipedia.org/wiki/Azerbaijan_%28Iran%29