She was sold to the Argentine Navy and renamed "Hipólito Bouchard" (D-26) after the Argentine privateer, Hippolyte Bouchard and had four Exocet anti-ship missiles fitted in 1977–78. ARA "Bouchard" saw action in the Falklands War, forming a part of the escort for the aircraft carrier during the initial Argentine invasion on 2 April 1982. On 26 April "Bouchard" and sister ship formed the escort for the cruiser when "Belgrano" set out from Ushuaia in response to the approaching British Task Force, and was present when on 2 May 1982, "Belgrano" was torpedoed and sunk. During the torpedo attack, the crew felt an impact which was believed to have been one of the three torpedoes fired from . They later found four cracks in the hull which were thought to have been a torpedoe striking at the end of its run.