contact while reloading. From the spring of 1943 until the end of World War II, the R-boat shifted the emphasis of her anti-submarine warfare mission and concentrated on training destroyers and destroyer escorts in ASW tactics. She arrived at Portsmouth, New Hampshire, on 6 September 1945, decommissioned on 14 September, and was struck from the Naval Vessel Register on 11 October 1945. In September 1946 she was sold for scrap to John J. Duane of Quincy, Massachusetts. References External links United States R-class submarines World War II submarines of the United States Ships built in Quincy, Massachusetts 1919 ships