Changes in Ecclesiastical Jurisdictions in Serbia 🇷🇸

Date	Change
300	Diocese of Horreomargum was established
300	Archdiocese of Iustiniana prima was established
300	Diocese of Naissus was established
300	Diocese of Remesiana was established
300	Diocese of Singidinum was established
300	Diocese of Srijem was established
300	Metropolitan Archdiocese of Viminacium was established
395	Diocese of Srijem was promoted as Metropolitan Archdiocese of Srijem
400	Diocese of Horreomargum was suppressed
400	Metropolitan Archdiocese of Viminacium was suppressed
500	Diocese of Remesiana was suppressed
600	Archdiocese of Iustiniana prima was suppressed
600	Diocese of Naissus was suppressed
600	Diocese of Singidinum was suppressed
885.04.06	Metropolitan Archdiocese of Srijem was suppressed
1090	Archdiocese of Bač was established
1229.01.20	Diocese of Srijem was restored (from Diocese of Bosnia and became suffragan of Kalocsa)
1290	Diocese of Graeca Alba was restored
1429	Diocese of Graeca Alba was renamed as Diocese of Beograd (became suffragan of Kalocsa)
1459	Archdiocese of Bač was suppressed (to Metropolitan Archdiocese of Kalocsa)
1500	Titular Episcopal See of Beograd was established (from Diocese of Beograd)
1521	Diocese of Beograd lost territory to Diocese of Csanád
1544	Diocese of Smederevo was established
1729.12.23	Diocese of Smederevo was suppressed (to Diocese of Beograd and united to Diocese of Beograd)
1773.07.09	Diocese of Srijem was suppressed (to Diocese of Bosnia i Srijem)
1890	Titular Episcopal See of Remesiana was restored
1923.02.10	Apostolic Administration of Jugoslavenska Banat was established (from Diocese of Csanád)
1923.02.10	Apostolic Administration of Jugoslavenska Bačka was restored (from Metropolitan Archdiocese of Kalocsa)
1924	Titular Episcopal See of Beograd was renamed as Titular Episcopal See of Belgrado e Semendria
1924.10.29	Diocese of Beograd was promoted as Archdiocese of Beograd
1925	Titular Metropolitan See of Viminacium was restored
1926	Titular Episcopal See of Belgrado e Semendria was renamed as Titular Episcopal See of Belogradum et Semendria
1928	Titular Episcopal See of Belogradum et Semendria was renamed as Titular Episcopal See of Belogradum
1933	Titular Episcopal See of Aquæ in Dacia was established
1933	Titular Episcopal See of Horreomargum was restored
1933	Titular Archiepiscopal See of Iustiniana prima was restored
1933	Titular Episcopal See of Naissus was restored
1933	Titular Episcopal See of Ulpiana was established
1948.04.09	Titular Episcopal See of Belogradum was suppressed (to Archdiocese of Beograd and to establish Titular Episcopal See of Alba marittima)
1968.01.25	Apostolic Administration of Jugoslavenska Bačka was promoted as Diocese of Subotica (without ecclesiastical province)
1986.12.16	Archdiocese of Beograd was promoted as Metropolitan Archdiocese of Beograd (with suffragan sees Subotica and Zrenjanin)
1986.12.16	Apostolic Administration of Jugoslavenska Banat was promoted as Diocese of Zrenjanin (became suffragan of Beograd)
2003.08.28	Apostolic Exarchate of Serbia and Montenegro (Croatian Rite) was established (from Diocese of Križevci)
2008.06.18	Diocese of Srijem was restored (from Diocese of Đakovo i Srijem and became suffragan of Đakovo–Osijek)
2013.01.19	Apostolic Exarchate of Serbia and Montenegro (Croatian Rite) was renamed as Apostolic Exarchate of Serbia (lost territory to Archdiocese of Bar and Diocese of Kotor)
2018.12.06	Apostolic Exarchate of Serbia (Croatian Rite) was promoted as Diocese of Saint Nicholas of Ruski Krstur (without ecclesiastical province)