Cologne belonged to the Roman Catholic Church, the largest religious body, and 15.5% to the Evangelical Church. Cologne is the seat of the Roman Catholic Archdiocese of Cologne. There are several mosques, including the Turkish-Islamic Union for Religious Affairs run Cologne Central Mosque. Cologne also has one of the oldest and largest Jewish communities in Germany. The city's administration is headed by the mayor and the three deputy mayors. The long tradition of a free imperial city, which long dominated an exclusively Catholic population and the age-old conflict between the church and the bourgeoisie (and within it between the patricians and
History of the Jews in Cologne Group). The agitation against Judaism and Cologne Jews found no contrast, so in the antisemitic pieces of the Hänneschen-Theater or in Cologne Carnival, in which no clear criticism against National Socialism was exhibited. Carnival carriages in the Rosenmontag parade showed antisemitic themes and a carnival song mocked the Jews: ""Metz dä Jüdde es jetz Schluß, Se wandere langsam uss. (...) Mir laachen uns für Freud noch halv kapott. Der Itzig und die Sahra trecke fott"" (translation: ""With the Jews it is finished, they emigrate slowly… We laugh with joy. The Itzig and the Sarah move away"", The so-called Aryanization proceeded