read it b4,the link has many details ,any way who even don't know diff btw LANGUAGE& GEOGRAPHY
Indo-Iranian, emerged around 2200 BCE,[12] attested circa 1400 BC, descended from Proto-Indo-Iranian (dated to the late 3rd millennium BC).
Indo-Aryan or 'Indic languages', attested from around 1400 BC in Hittite texts from
Asia Minor, showing traces of Indo-Aryan words.[17][18] Epigraphically from the 3rd century BC in the form of Prakrit (Edicts of Ashoka). The Rigveda is assumed to preserve intact records via oral tradition dating from about the mid-2nd millennium BC in the form of Vedic Sanskrit.
Asia minor geography ......