Answer: Shaheed Bhagat Singh Nagar
Notes: Shaheed Bhagat Singh Nagar district, previously Nawanshahr, is noted for Bhagat Singh's ancestral village, Khatkar Kalan. Mohali is officially Sahibzada Ajit Singh Nagar, and Sangrur was formed in 1948. Jalandhar is one of the oldest districts in Punjab.
