On December 4, 1971 during Operation Trident, the Indian Navy sank four Pakistani vessels including PNS Khaibar and killed hundreds of Pakistani Navy personnel. The Indian Navy's fierce role reduced Karachi harbor into ashes on December 4. The day cleared the path of India's victory over Pakistan in 1971.
Following Pakistani attack on Indian Air-bases on December 3, 1971, the 25th Missile Vessel Squadron was ordered to dispatch its three high-speed missile boats- Nirghat, Veer, and Nipat towards Karachi. Following the orders, Indian Navy's missile boats carried out successful attacks and sank four pakistani vessals including Pakistani Destroyer Khaiber, Minesweeper Muhafiz, and MV Venus Challenger.
#IndianArmy #LtGenYKJoshi, #ArmyCdrNC conveys best wishes to all ranks, civilian staff & veterans of the #IndianNavy on the occasion of #NavyDay 2020. @adgpi @SpokespersonMoD @indiannavy @PIB_India pic.twitter.com/FxRTgWhhlc— NorthernComd.IA (@NorthernComd_IA) December 4, 2020
On December 4, 1971 the Indian Navy's attack on Karachi harbour contributed to the ultimate victory of the Indian Armed Forces over Pakistan.