Editing Cologne (section)

===Religion===
{{see also|History of the Jews in Cologne}}
As of 2015, 35.5% of the population belonged to the [[Catholic Church]], the largest religious body, and 15.5% to the [[Protestant Church in Germany|Protestant Church]].<ref name="stadt-koeln.de-2016">{{cite web|url=http://www.stadt-koeln.de/politik-und-verwaltung/statistik/jahrbuecher|title=Statistisches Jahrbuch 2016|date=1 February 2016|publisher=stadt-koeln.de|access-date=25 September 2017|archive-date=7 October 2017|archive-url=https://web.archive.org/web/20171007090926/http://www.stadt-koeln.de/politik-und-verwaltung/statistik/jahrbuecher/|url-status=live}}</ref> [[Irenaeus|Irenaeus of Lyons]] claimed that Christianity was brought to Cologne by Roman soldiers and traders at an unknown early date. It is known that in the early second century it was a bishop's seat. The first historical Bishop of Cologne was [[Maternus of Cologne|Saint Maternus]].<ref>{{Cite web|url=http://www.knight.org/cathen/04116a.htm|title=CATHOLIC ENCYCLOPEDIA: Cologne|website=knight.org|access-date=20 April 2019|archive-date=20 April 2019|archive-url=https://web.archive.org/web/20190420132843/http://www.knight.org/cathen/04116a.htm|url-status=live}}</ref> [[Thomas Aquinas]] studied in Cologne in 1244 under [[Albertus Magnus]]. Cologne is the seat of the [[Archdiocese of Cologne]].

According to the 2011 census, 2.1% of the population was [[Eastern Orthodox Church|Eastern Orthodox]], 0.5% belonged of an [[Evangelicalism|Evangelical Free Church]] and 4.2% belonged to further religious communities officially recognized by the state of North Rhine-Westphalia (such as [[Jehovah's Witnesses]]).<ref name="Census_2011_Reli">{{cite web |url=https://ergebnisse.zensus2011.de/#StaticContent:053150000000,BEG_4_2_6,m,table |title=Zensus 2011: Bevölkerung im regionalen Vergleich nach Religion (ausführlich) in % |access-date=22 August 2019 |archive-date=21 June 2013 |archive-url=https://web.archive.org/web/20130621101339/https://ergebnisse.zensus2011.de/#StaticContent:053150000000,BEG_4_2_6,m,table |url-status=dead }}</ref><ref>{{cite web |url=https://www.personenstandsrecht.de/Webs/PERS/DE/informationen/religionsgemeinschaften/_documents/kirche_nrw.html |title=Nordrhein-Westfalen: Religions- und Weltanschauungsgemeinschaften, die auf Landesebene den Status "Körperschaft des öffentlichen Rechts" besitzen. |access-date=22 August 2019 |archive-date=22 August 2019 |archive-url=https://web.archive.org/web/20190822191707/https://www.personenstandsrecht.de/Webs/PERS/DE/informationen/religionsgemeinschaften/_documents/kirche_nrw.html |url-status=live }}</ref>

There are several mosques, including the [[Cologne Central Mosque]] run by the [[Turkish-Islamic Union for Religious Affairs]]. In 2011, about 11.2% of the population was [[Muslim]].<ref>{{cite web |url=https://kartenseite.files.wordpress.com/2017/04/brd_muslime_in_den_grossstaedten_beim_zensus2011_sortiert_nach_regionalschluessel1.pdf |title=Muslime in den Großstädten beim Zensus 2011 |access-date=19 December 2018 |archive-url=https://web.archive.org/web/20181219230456/https://kartenseite.files.wordpress.com/2017/04/brd_muslime_in_den_grossstaedten_beim_zensus2011_sortiert_nach_regionalschluessel1.pdf |archive-date=19 December 2018 |url-status=dead }}</ref>

Cologne also has one of the oldest and largest Jewish communities in Germany.<ref>{{cite news|url=http://www.dw-world.de/dw/article/0,,1684525,00.html|title=Cologne: Germany's Oldest Jewish Community|last=Serup-Bilfeldt|first=Kirsten|date=19 August 2005|newspaper=[[Deutsche Welle]]|access-date=6 September 2011}}</ref> In 2011, 0.3% of Cologne's population was Jewish.<ref name="Census_2011_Reli"/>

On 11 October 2021, the Mayor of Cologne, [[Henriette Reker]], announced that all of Cologne's 35 mosques would be allowed to broadcast the [[Adhan]] (prayer call) for up to five minutes on Fridays between noon and 3 p.m. She commented that the move "shows that diversity is appreciated and loved in Cologne".<ref>{{cite web|url=https://wincountry.com/2021/10/11/germanys-largest-mosque-to-broadcast-call-to-prayer-on-fridays/|title=Germany's largest mosque to broadcast call to prayer on Fridays|date=11 October 2021|work=wincountry.com|access-date=11 October 2021|archive-date=11 October 2021|archive-url=https://web.archive.org/web/20211011161244/https://wincountry.com/2021/10/11/germanys-largest-mosque-to-broadcast-call-to-prayer-on-fridays/|url-status=live}}</ref>