NS Documentation Centre of the City of Cologne NS Documentation Centre of the City of Cologne The NS Documentation Centre of the City of Cologne () was founded by a resolution passed by the Cologne city council on December 13, 1979 and has become the largest regional memorial site in all of Germany for the victims of the Nazis. Since 1988, it has been housed in "EL-DE Haus," the EL-DE building, named for the initials of its owner, Catholic businessman Leopold Dahmen. This building was the headquarters of the Cologne Gestapo (secret police) between December 1935 and March 1945. In the final months of the war, several hundred
Cologne War 1288. After that, the archbishop and Prince-elector used the smaller cities of Bonn, south of Cologne, and Brühl, south of Cologne, on the Rhine River, as his capital and residence; by 1580, both his residence and the capital were located in Bonn. Although the city of Cologne obtained its status as a free imperial city in 1478, the Archbishop of Cologne retained judicial rights in the city; he acted as a Vogt, or reeve, and reserved the right of blood justice, or "Blutgericht"; only he could impose the so-called blood punishments, which included capital punishments, but also physical punishments that