Due to its location, the Punjab region came under constant attacks and influence from the west and witnessed centuries of foreign invasions by the <answer>Greeks, Kushans, Scythians, Turks, and Afghans</answer>. The city of Taxila, founded by son of Taksh the son Bharat who was the brother of Ram. It was reputed to house the oldest university in the world,[citation needed] Takshashila University. One of the teachers was the great Vedic thinker and politician Chanakya. Taxila was a great centre of learning and intellectual discussion during the Maurya Empire. It is a UN World Heritage site, valued for its archaeological and religious history.
Who has invaded Punjab?
Greeks, Kushans, Scythians, Turks, and Afghans