History of Cologne was considered a substitute for the German University of Strasbourg, which became part of France along with the rest of Alsace. Cologne prospered during the Weimar Republic and progress was made especially in governance, city planning and social affairs. Social housing projects were considered exemplary and were copied by other German cities. As Cologne competed to host the Olympics, a modern sports stadium was erected at Müngersdorf. Beginning of the 1920s civil aviation was permitted once more, and Cologne Butzweilerhof Airport soon became a hub for national and international air traffic, second in Germany only to Berlin Tempelhof Airport. At
History of the Jews in Cologne rented land. The first burials took place in 1699. When in 1798 the Jews were again permitted to settle within the old city walls of Cologne, the cemetery was also used by this community until 1918. Until the French annexion of Cologne in 1794, following the French Revolution, no Jew was permitted to settle in Cologne. The Napoleonic Code included equality before the law, rights of individual freedom and the separation of church and state. The Government Commissioner Rudler, in his proclamation of June 21, 1798 to the inhabitants of the conquered territory announced: A few months earlier, Joseph Isaac