Vedic civilisation followed the Indus Valley Civilisation. Previously some western historians denoted the Vedic people were barbarous and that they devastated the earlier civilisation and built up their own. Now the modern research proved that Vedic civilization was diminished not by the external aggression but by the frequent flood and other natural disaster at that time. It was proved by Kenneth Kennedy in the year 1994. After this examination the debate regarding the decline of Indus Valley Civilisation curtained and also proved wrong of the previous research done by Sir Mortimer Wheeler who stated that Indus Valley civilization ended in the massive aggression.
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Vedic Civilisation in India has been one of the most primitive forms of civilisation