History of the Jews in Cologne in 1918, Adolf Kober took the place of rabbi of the Cologne community, which was one of the largest in Germany. Kober was one of the co-sponsors of the exhibition of the Jewish history in the "Millennium-Exhibition of the Rhineland", that took place at the Cologne trade fairgrounds in 1925. By 1918 the Jewish cemetery of Bocklemünd was opened, which is still in use today. With the takeover of the political power by the Nazis repression against the Jewish citizens of Cologne started again. In spring 1933, 15,000 inhabitants declared on the population census that they were Jewish. There were
NS Documentation Centre of the City of Cologne the best pre-served prisons from the Nazi era, representing an historical asset of national and European importance. Since June, 1997, the permanent exhibition in the EL-DE building has depicted political, social and community life in "Cologne During the Nazi Era." That includes the seizure of power and the power apparatus, propaganda and the "national community," everyday life, youth culture, religion, racism, the genocide of Cologne's Jews and its Sinti and Roma, and opposition, resistance, war and society during war. In addition, temporary exhibitions depict local and national aspects of the Nazi regime. The center also mounts more than 130 events