On the 125th birth anniversary of Netaji Subhas Chandra Bose, IFS officer Parveen Kaswan shared the freedom fighter's letter resigning from the civil services to participate in India's independence struggle. The letter dated 1921 was written by Netaji when he was 24 years old, Kaswan said. It went viral with one user calling Netaji a "courageous, selfless and spirited soul".