Cologne and state agencies work partly with private and government-funded cultural institutions. Among the insurance companies based in Cologne are Central, DEVK, DKV, Generali Deutschland, Gen Re, Gothaer, HDI Gerling and national headquarters of AXA Insurance, Mitsui Sumitomo Insurance Group and Zurich Financial Services. The German flag carrier Lufthansa and its subsidiary Lufthansa CityLine have their main corporate headquarters in Cologne. The largest employer in Cologne is Ford Europe, which has its European headquarters and a factory in Niehl (Ford-Werke GmbH). Toyota Motorsport GmbH (TMG), Toyota's official motorsports team, responsible for Toyota rally cars, and then Formula One cars, has its
History of the Jews in Cologne community in Cologne. The region was occupied by the Franks in 462, which converted to Christianity by the end of the century. During the Middle Ages, Cologne flourished as one of the most important trade routes between east and west Europe. Cologne was one of the leading members of the Hanseatic League and one of the largest cities north of the Alps in medieval and renaissance times. The first documentary reference to the Jews in Cologne in the Middle Ages was to the time of Archbishop Heribert of Cologne (999-1021), the wise friend of Holy Roman Emperor Otto III. Winheim