The 25th Missile Squadron was formed in a joint operation of the three Vidyut class missile boats: , and — in the operational code name Operation Trident in the Pakistan-India war of 1971. After the destruction of the ships , MV "Venus Challenger", PNS "Shah Jahan" and PNS "Muhafiz", the Indian carrier took a distance of 26 kilometers away from the port of Karachi, where located Pakistan Navy's headquarters. When the oil tanker and refinery in the rudder mode of the inspection, the Nipat took two stages proceedings. After striking oil tanker and refinery, the Trident operation went on to Bombay completely with full confidence. Since then, 4 December is celebrated as a Navy day in India.