The Police Commemoration Day is observed every year on October 21st to pay homage to police martyrs. The day commemorates supreme sacrifices of ten policemen while defending borders with China in 1959. This year the day was observed in all Police Lines throughout the country to mark memory of these gallant police personnel killed on duty during the year.
- Police Commemoration Day was instituted at Annual Conference of Inspectors General of Police of States and Union Territories held in January 1960.
- Since 2012, Police Commemoration Day Parade is being held at national level at the Police Memorial, Chanakyapuri.
- So far since Independence, 34,418 police personnel have sacrificed their lives for safeguarding the integrity of nation and providing security to people of this country.
- Till autumn of 1959, Indian Police personnel were responsible for manning 2,500 mile long border of India with Tibet (now China).
- On October 20, 1959, three reconnaissance parties were launched from Hot Springs in North Eastern Ladakh in preparation for further movement of Indian expedition which was on its way to Lanak La. While members of two parties returned to Hot Springs by afternoon of that day, third one comprising of two Police Constables an Porter did not return.