The decision about the construction on the site was taken in autumn 1940. The following considerations had decided about the location of the headquarters right here: closeness to the former Soviet Union border of the Kętrzyn forest /this had an important psychological meaning (the Barbarossa plan foresaw an attack against the Soviet Union)/, East Prussia was one of the most fortified districts of the Third Reich, there were many fortresses in this area (Giżycko, Toruń, Kłajpeda, Pilawa) and there were also the so called 'fortified areas' with entrenchments and barbed wire ...
The prolonging war with the Soviet Union, failures on the Eastern Front, the increasing problems with food and air-raids on German cities since the summer of 1942 caused accumulating pessimistic moods among the civilian population. After the Staliningrad defeat this situation transformed into more or less active resistance which began to spread among wider and wider circles of society ...
Stauffenberg along with his adjutant Werner von Haeftenem appeared in Wolf's Lair in the morning of July 20. Their plane from Berlin landed near headquarters at about 10.15. Stauffenberg announced that he wished to refresh himself and change his shirt. John von Freyend made his room available to him. Haeften came together with Stauffenberg to the designated area to help and prepare explosives ...

























