466th Bombardment Group The 466th Bombardment Group is an inactive United States Army Air Forces unit . Its last assignment was to the Second Air Force , being stationed at Davis - Monthan Field , Arizona . It was inactivated on 17 October 1945 . During World War II , the group was an Eighth Air Force B - 24 Liberator unit in England , assigned to RAF Attlebridge . Its 785th Bomb Squadron flew 55 consecutive missions without loss . The 466th flew its last combat mission on 25 April 1945 . History . Constituted as the 466th Bombardment Group ( Heavy ) on 19 May 1943 , the unit was officially activated on 1 August 1943 at Alamogordo AAFd , New Mexico . Personnel started training at Kearns Field in Utah at the end of August 1943 , remaining there until 24 November 1943 when the unit moved back to Alamogordo AAFd . In February 1944 the moved to Topeka Kansas for a week before beginning the trip overseas to England . The ground units sailed from New York on the Queen Mary on 28 February 1944 . The air unit took the southern ferry route and arrived at RAF Attlebridge England , in March 1944 , where they were assigned to the Eighth Air Force . The 466th was assigned to the 96th Combat Bombardment Wing . Their group tail code was " Circle - L " . The 466th began operations on 22 March 1944 by participating in a daylight raid on Berlin . The group operated primarily as a strategic bombardment organization , attacking such targets as marshalling yards at Liege , an airfield at St Trond , a repair and assembly plant at Reims , an airfield at Chartres , factories at Brunswick , oil refineries at Bohlen , aircraft plants at Kempten , mineral works at Hamburg , marshalling yards at Saarbrücken , a synthetic oil plant at Misburg , a fuel depot at Dulmen , and aero engine works at Eisenach . Other operations included attacking pillbox es along the coast of Normandy on D - Day ( 6 June 1944 ) , and afterwards striking interdictory targets behind the beachhead ; bombing enemy positions at Saint - Lô during the Allied breakthrough in July 1944 ; hauling oil and gasoline to Allied forces advancing across France in September ; hitting German communications and transportation during the Battle of the Bulge , December 1944 – January 1945 ; and bombing the airfield at Nordhorn in support of the airborne assault across the Rhine on 24 March 1945 . The 466th flew its last combat mission on 25 April 1945 , striking a transformer station at Traunstein . During combat operations , the 785th Bomb Squadron flew 55 consecutive missions without loss . The group flew 232 combat missions with 5 , 762 sorties dropping 12 , 914 tons of bombs . They lost 47 aircraft in combat . The group redeployed to the United States during June / July 1945 . The air echelon departed Attlebridge in mid - June 1945 . The ground units sailed from Greenock on the Queen Mary on 6 June 1945 . They arrived in New York on 11 July 1945 . The group was then established in Sioux Falls AAF South Dakota in July and was redesignated the 466th Bombardment Group ( Very Heavy ) in August 1945 and was equipped with B - 29 Superfortress aircraft . The group was transferred to Pueblo Colorado , and then later to Davis Monthan Field , Arizona for Superfortress training and programmed for deployment to the Pacific Theater . With the end of the war the Group was inactivated on 17 October 1945 .