12th day of May

Diocese Events

Sts. Nereus and Achilleus, martyrs (Opt. Memorial)
St. Pancras, martyr (Opt. Memorial)

See Also: Bishop Events

Year	From		To
1559	Diocese of Cambrai, France	Elevated	Archdiocese of Cambrai, France	Elevated
1559	Diocese of Cambrai, France Diocese of Tournai {Doornik}, Belgium Archdiocese of Utrecht, Netherlands	Territory Lost	Diocese of Gent {Ghent, Gand}, Belgium	Erected
1559	Diocese of Cambrai, France Diocese of Liège, Belgium	Territory Lost	Archdiocese of Mechelen, Belgium	Erected
1559	Diocese of Liège, Belgium	Territory Lost	Diocese of Namur {Namen}, Belgium	Erected
1559			Diocese of Saint-Omer, France	Erected
1559	Diocese of Cambrai, France Diocese of Liège, Belgium	Territory Lost	Diocese of Antwerpen {Antwerp, Anvers}, Belgium	Erected
1559	Diocese of Tournai {Doornik}, Belgium	Territory Lost	Diocese of Brugge {Bruges}, Belgium	Erected
1559	Diocese of Tournai {Doornik}, Belgium	Territory Lost	Diocese of Ypres (Ieper), Belgium	Erected
1559	Archdiocese of Köln {Cologne}, Germany Diocese of Liège, Belgium	Territory Lost	Diocese of Roermond, Netherlands	Erected
1559	Diocese of Liège, Belgium	Territory Lost	Diocese of ’s Hertogenbosch (Bois-le-Duc), Netherlands	Erected
1559	Diocese of Utrecht, Netherlands	Elevated	Archdiocese of Utrecht, Netherlands	Elevated
1559	Diocese of Münster, Germany Diocese of Utrecht, Netherlands	Territory Lost	Diocese of Groningen, Netherlands	Erected
1559	Diocese of Utrecht, Netherlands	Territory Lost	Diocese of Haarlem, Netherlands	Erected
1559	Diocese of Münster, Germany Diocese of Utrecht, Netherlands	Territory Lost	Diocese of Deventer, Netherlands	Erected
1559	Diocese of Utrecht, Netherlands	Territory Lost	Diocese of Leeuwarden, Netherlands	Erected
1559	Diocese of Cambrai, France Diocese of Tournai {Doornik}, Belgium	Territory Lost	Diocese of Middelburg, Netherlands	Erected
1600	Diocese of Ortona, Italy	Name Changed	Diocese of Ortona a Mare e Campli, Italy	Name Changed
1898	Vicariate Apostolic of Wales, Wales, Great Britain	Elevated	Diocese of Menevia, Wales, Great Britain	Elevated
1904	Vicariate Apostolic of Annobon, Corisco and Fernando Poo Islands, Equatorial Guinea	Split	Vicariate Apostolic of Fernando Poo, Equatorial Guinea	Split
1914	Archdiocese of Cuiabá, Mato Grosso, Brazil	Territory Lost	Territorial Prelature of Registro do Araguaia, Brazil	Erected
1925			Prefecture Apostolic of Katanga, Congo (Dem. Rep.) Prefecture Apostolic of Luapula Superiore, Congo (Dem. Rep.)	Erected
1925			Prefecture Apostolic of Lingling [Yungchow], China	Erected
1926			Vicariate Apostolic of Fenyang [Fenyang], China	Erected
1949	Vicariate Apostolic of Nuova Guinea Olandese, Indonesia	Name Changed	Vicariate Apostolic of Amboina, Indonesia	Name Changed
1949	Vicariate Apostolic of Guinea Francese, Guinea	Name Changed	Vicariate Apostolic of Conakry, Guinea	Name Changed
1949	Vicariate Apostolic of Nuova Guinea Olandese, Indonesia	Territory Lost	Prefecture Apostolic of Hollandia, Indonesia	Erected
1949	Vicariate Apostolic of Guinea Francese, Guinea	Territory Lost	Prefecture Apostolic of Kankan, Guinea	Erected
1964	Diocese of Simla, India	Name Changed	Diocese of Simla and Chandigarh, India	Name Changed
1968	Apostolic Exarchate of England and Wales {Inghilterra e Galles} (Ukrainian), Great Britain	Name Changed	Apostolic Exarchate of Great Britain (Ukrainian)	Name Changed
2005	Eparchy of Kottayam (Syro-Malabarese), India	Elevated	Archeparchy of Kottayam (Syro-Malabarese), India	Elevated