Around 2500 B.C. the Harappan Civilization sprung up around this river in Pakistan & nothwestern India
[DOC] [TLE] Impact of Dravidians on the Development of Civilisation in India [PAR] Until the discovery of the Indus Valley Civilization, the development of ... early 
civilizations that arose in the late fourth and third millennia BC around ... of the 
river Indus, hence the name given to it was Indus Valley civilization.