History of Cologne City Archive, which was the largest in Germany. Its building collapsed during the construction of an extension to the underground railway system on 3 March 2009. History of Cologne The German city of Cologne was founded in the 1st century as the Roman Colonia Claudia Ara Agrippinensium. It was taken by the Franks in the 5th century and became an important city of Medieval Germany, the seat of an Archbishop and a Prince-Elector. As the Free Imperial City of Cologne it was one of the centers of the Hanseatic League in the early modern period. Most of the city was
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