This is part 3 of our detailer on the out-of-India model of Indo-European linguistic origins and dispersals. In this concluding section we examine archaeological and genetic evidence on the matter before detailing 'true' Āryan history. Part 1 can be read here, and Part 2 here.
Archaeological
Decades of work has failed to provide any evidence of an invasion into north India. Even any purported migration from the west has not been found in the archaeological record. Compare this with the situation in Europe, mentioned previously, where there are clear archaeological markers of invasion by a foreign population from the east. The origin of this population has been posited as the Pontic Steppe, but nothing precludes the Pontic people (or their language/ culture) from having originated further east. Even genetic evidence that talks of Steppe Pastoralists confesses that their own ancestry is unknown.
Indian civilisation shows continuity from Mesolithic/Neolithic stages to Bronze and Iron Age cultures without a break in the record, accompanied by wholly indigenous development of agriculture and metallurgy. The archaeology veteran, BB Lal, who first associated the Painted Grey Ware...
