Brigadier Sant Singh was a much-distinguished soldier decorated with the Mahavir Chakra during the 1965 Indo-Pak war.

Commanding the Punjab regiment in the eastern sector during the 1971 war with Pakistan, Brigadier Singh was entrusted with the task of capturing Mymensingh, a well defended enemy stronghold. But Pakistan aware of an impeding Indian attack had deployed a strong force to hold back any Indian advance.The experienced Brigadier, however failed their plans by his tactics and resourcefulness and Mymensingh was easily captured. The Brigadier marched ahead another 60km. to capture Madhopur, a vital town on the road of Dhaka.All through these operations, the Brigadier led from the front, ably directing his troops. His gallantry encouraged the Indians to advance rapidly despite strong Pakistani resistance.

For his inspiring leadership, the Brigadier was awarded the bar to the Mahavir Chakra.