According to B. B. Lal, former DG of ASI, Kalibangan site shows that an earthquake occured around 2600 BC, which brought to an end the Early Indus settlement at the site. It is perhaps the earliest archaeologically recorded earthquake.
Chandragupta Maurya was the founder of the Mauryan empire. In Greek and Latin accounts he is also mentioned as Sandrocuttos. It is believed that Chandragupta Maurya adopted Jainism and became an ascetic under the Jain saint Bhadrabahu.