Boeing B-17 Flying Fortress NAN10-50.jpg|thumb|B-17 modified for testing of the [[Pratt & Whitney T34|XT-34 turboprop]]. When testing concluded, the aircraft was restored to stock configuration as the "[[Liberty Belle (B-17)|Liberty Belle]]", but was lost in a post-forced-landing fire near [[Oswego, Illinois]] on 13 June 2011.]] [[Category:Boeing aircraft|B-17 Flying Fortress]] [[Category:United States bomber aircraft 1930–1939]] [[Category:Four-engined tractor aircraft]] [[Category:Low-wing aircraft]] [[Category:World War II bombers of the United States]] [[Category:Boeing B-17 Flying Fortress| ]] [[Category:Aircraft first flown in 1935]] Boeing B-17 Flying Fortress The Boeing B-17 Flying Fortress is a four-engined heavy bomber developed in the 1930s for the United States Army Air Corps (USAAC). Competing
Military history of the United Kingdom during World War II strength due to the crippling of Germany's fuel supplies by American bombing of synthetic oil plants. There remained one last great controversy during the war which would blacken the name of Bomber Command and surpass the firestorm of Hamburg in both destruction and casualties. In February 1945, as Soviet forces closed in on the German city of Dresden, which had been largely spared of heavy bombing raids due to its historic status, they asked for attacks to be made on the extensive transport links around the population centre. Bomber Command and American forces obliged, subjecting the city to a series