Civilisation (2500 BCE – 1500 BCE) at  Harappa  and  Mohenjo-Daro . [ 12 ] Waves of conquerors and migrants from the west—including Harappan,  Indo-Aryan ,  Persian ,  Greek ,  Saka ,  Parthian ,  Kushan ,  Hephthalite ,  Afghan ,  Arab , Turkics  and  Mughal —settled in the region through out the