Historical Archive of the City of Cologne included copies of the protocols of the diets of the Hanseatic League. With the 1594 transfer, the Cologne archive became the most important repository of historical material concerning the Hanseatic League and thus concerning the history of Northern Germany in general, only matched by the municipal archives of Lübeck. On 27 February 1602, the city council ordered that books on jurisdiction and administration were to be systematically bought at the regularly held Frankfurt Book Fair. These were subsequently stored in the municipal archive and became the basis of the Cologne municipal library. The "Ratsbibliothek" was one of the few Cologne
History of the Jews in Cologne there were violent attacks by the SA and SS against Jewish lawyers in the Justice building on Reichensperger Platz. Judges and lawyers were arrested, partly mistreated, then loaded on garbage trucks and taken around the city. In October 1935 Jews were excluded from the benefits of the "Winterhelp of the German People", and a "Jewish Winterhelp" was organized as an autonomous organization. It collected money,food, clothing, furniture and fuel and in winter 1937/38 the organisation supported 2,300 indigent people, a fifth of Jewish community. Although already in 1925 Cologne was the capital of the NSDAP-Gau of Cologne-Aachen, many didn't realize