In the mosque there are fourteen stone pillars some of which appear to be in position and oriented east-west and north-south. On the basis of the dec… - B. B. Lal

Here it may perhaps be stated straightaway that so far no unimpeachable evidence has been adduced to prove or even to disprove either of the above-mentioned theories. (about Indo-Aryan invasions or migrations) In such a situation there is little wonder that guesses run wild and pride and prejudice safely prey on them.

The obvious result [of the diversion of the Sarasvatī’s waters into the Yamuna system] was the migration of the [Harappan] people towards the north-east where some water was still available in the uppermost reaches of the Sarasvatī and Ghaggar and further east in the upper plains of the Gangā-Yamunā Doāb.’

The supporters of the Aryan-invasion theory have not been able to cite even a single example where is evidence of 'invaders.' represented either by weapons of warfare or even of cultural remains left by them.