State two causes for the decline of the Indus Valley Civilization.
Scholars have stated many reasons for the decline of the Indus valley civilization:
i. Some scholars suggest that it could be due to natural calamities like floods, earthquakes, droughts or epidemics.
ii. some scholar suggest that it could be due to the end of strong unifying element. or the end of Harappan state which lead to the decline of the civilization.