INS Khukri in 1971 INS Khukri, was a Type IV ASW Frigate belonging to the 14 Squadron of the Western Fleet of the Indian Navy during the 1971 War with Pakistan. She was the only Indian sea vessel that was destroyed by the enemy, and sank off the coast of Diu, on the night of December 9, 1971, taking down with her about 178 sailors and 18 officers including Khukri's Captain - Mahendra Nath Mullah. The sinking of INS Khukri continues to haunt the minds of military strategists and planners even today. Because, this was the only instance where the otherwise highly effective planning and tactics of the Indian Navy like those used to sink the Ghazi and for the Karachi attacks, did not come into play. I have tried to put together, a few critical factors that led to this incident which was a huge irreparable loss: 1. Pakistan Navy's strength lay in her new "Daphne Class" submarines, three in number, acquired recently from France (and funded by the United States). The s