Rubuta ci gaba don wannan sakin layi - Vienna kuma ita ce cibiyar mahimmin rukunin juriya a kusa da Heinrich Maier, wanda ya samar wa Allies da tsare-tsaren V-1, rokoki V-2, Peenemünde, tankunan Tiger, Messerschmitt Bf 109, Messerschmitt Me 163 Komet da sauran jiragen sama. Bayanin yana da mahimmanci ga Operation Crossbow da Operation Hydra
, duka ayyukan farko na Operation Overlord. Bugu da ƙari, an sanar da wuraren masana'antu don kayayyakin da suka dace da yaƙi a matsayin manufa ga Sojojin Sojan Sama. An fallasa kungiyar kuma an kashe yawancin membobinta bayan watanni na azabtarwa da Gestapo a Vienna. Ƙungiyar da ke kewaye da Karl Burian da aka kashe daga baya har ma sun yi ƙoƙarin busa hedkwatar Gestapo a Hotel Metropole.