forming modern Pakistan was home to the ancient  Indus Valley Civilisation  and then, successively, recipient of ancient  Vedic ,  Persian ,  Turco-Mongol ,  Indo-Greek  and  Islamic  cultures. The area has witnessed invasions and/or settlement by the  Aryans ,  Persians ,  Greeks ,  Arabs ,  Turks ,  Afghans ,  Mongols ,  Sikhs