 In 1964, she joined the Pakistan Navy and saw the military actions in the Indo-Pakistani theatres in 1965 and, later in 1971.In 1968, "Ghazi" executed a submerged circumnavigation of Africa and southern parts of Europe through the Indian Ocean to the Atlantic Ocean due to the closure of the Suez Canal in order to be refitted and updated at Gölcük, Turkey.The submarine could be armed with up to ~28 Mk.14 torpedoes and had the capability of mine-laying added as part of her refit.