Messerschmitt Bf 109 11 July 1938 when Erhard Milch finally allowed Willy Messerschmitt to acquire the company. All Messerschmitt aircraft that originated after that date, such as the Me 210, were to carry the "Me" designation. Despite regulations by the RLM, wartime documents from Messerschmitt AG, RLM and "Luftwaffe" loss and strength reports continued to use both designations, sometimes even on the same page. All extant airframes bear the official "Bf 109" designation on their identification plates, including the final K-4 models. The aircraft was often referred to by the folk-designation, 'Me 109', particularly by the Allies. The aircraft was often nicknamed "Messer"
Luftwaffe 437,000 Hungarian Jews deported between May and July 1944, about 320,000 were gassed on arrival at Auschwitz and the remainder forced to work. Only 50,000 survived. Almost 1,000 fuselages of the jet fighter Messerschmitt Me 262 were produced at Gusen, a subcamp of Mauthausen and brutal Nazi labor camp, where the average life expectancy was six months. By 1944, one-third of production at the crucial Regensburg plant that produced the Bf 109, the backbone of the "Luftwaffe" fighter arm, originated in Gusen and Flossenbürg alone. Synthetic oil was produced from shale oil deposits by prisoners of Mittlebau-Dora as part of