Unknown day and month

Diocese Events

1980 and Later

See Also: 1979 and Earlier | Bishop Events

Year	From		To
1980	Mission "Sui Iuris" of Kalumburu, Australia	Suppressed	Diocese of Broome, Australia	Territory Added
1982	Territorial Abbey of New Norcia, Australia	Suppressed	Archdiocese of Perth, Australia	Territory Added
1985			Pontifical Commission of Pastoral Assistance to Health Care Workers, Roman Curia	Erected
1989			Labour Office of the Apostolic See, Roman Curia	Erected
1991			Apostolic Administration of Lubaczów, Poland	Erected
1995	Vicariate Apostolic of Asmara, Ethiopia	Territory Added
1999			Nunciature to Cambodia	Elevated
1999			Nunciature to Singapore	Elevated
1999	Pontifical Council for the Interpretation of Legislative Texts, Roman Curia	Name Changed	Pontifical Council for Legislative Texts, Roman Curia	Name Changed
2002			Nunciature to Qatar	Erected
2002			Nunciature to Timor-Leste	Erected
2002	Nunciature to Yugoslavia	Split	Nunciature to Serbia and Montenegro	Split
1st Century			Diocese of Roma {Rome}, Italy	Erected
1st Century			Diocese of Brescia, Italy	Erected
1st Century			Diocese of Catania, Italy	Erected
1st Century			Diocese of Cartagena (en España)	Erected
1st Century			Diocese of Cesena, Italy	Erected
1st Century			Diocese of Nepi, Italy	Erected
1st Century			Diocese of Fano, Italy	Erected
1st Century			Diocese of Firenze, Italy	Erected
1st Century			Diocese of Fiesole, Italy	Erected
1st Century			Diocese of Foligno, Italy	Erected
1st Century			Diocese of Guadix, Spain	Erected
1st Century			Diocese of Limoges, France	Erected
1st Century			Diocese of Lucca, Italy	Erected
1st Century			Diocese of Milano, Italy	Erected
1st Century			Diocese of Napoli, Italy	Erected
1st Century			Diocese of Palermo, Italy	Erected
1st Century			Diocese of Pavia, Italy	Erected
1st Century			Diocese of Pozzuoli, Italy	Erected
1st Century			Diocese of Ravenna, Italy	Erected
1st Century			Diocese of Reggio Calabria, Italy	Erected
1st Century			Diocese of Reggio Emilia, Italy	Erected
1st Century			Diocese of Benevento, Italy	Erected
1st Century			Diocese of Spoleto, Italy	Erected
1st Century			Diocese of Tarragona, Spain	Erected
1st Century			Diocese of Toledo, Spain	Erected
1st Century			Diocese of Trier, Germany	Erected
1st Century			Diocese of Agrigento (Girgenti), Italy	Erected
1st Century			Diocese of Aix, France	Erected
1st Century			Diocese of Terracina, Italy	Erected
1st Century			Diocese of Marseille, France	Erected
1st Century			Diocese of Sens, France	Erected
2nd Century			Diocese of Avellino, Italy	Erected
2nd Century			Diocese of Bayeux, France	Erected
2nd Century			Diocese of Belluno, Italy	Erected
2nd Century			Diocese of Besançon, France	Erected
2nd Century			Diocese of Capua, Italy	Erected
2nd Century			Diocese of Forli, Italy	Erected
2nd Century			Diocese of Köln, Germany	Erected
2nd Century			Diocese of Lyon, France	Erected
2nd Century			Diocese of Lugo, Spain	Erected
2nd Century			Diocese of Troia, Italy	Erected
2nd Century			Diocese of Nola, Italy	Erected
2nd Century			Diocese of Todi, Italy	Erected
2nd Century			Diocese of Perugia, Italy	Erected
2nd Century			Diocese of Rouen, France	Erected
2nd Century			Diocese of Siracusa, Italy	Erected
2nd Century			Diocese of Terni, Italy	Erected
2nd Century			Diocese of Tivoli, Italy	Erected
2nd Century			Diocese of Tortona, Italy	Erected
2nd Century			Diocese of Trento, Italy	Erected
2nd Century			Diocese of Vicenza, Italy	Erected
2nd Century			Diocese of Priverno (or Piperno), Italy	Erected
3rd Century			Diocese of Amiens, France	Erected
3rd Century			Diocese of Ajaccio, France	Erected
3rd Century			Diocese of Angoulême, France	Erected
3rd Century			Diocese of Arezzo, Italy	Erected
3rd Century			Diocese of Assisi, Italy	Erected
3rd Century			Diocese of Asti, Italy	Erected
3rd Century			Diocese of Autun, France	Erected
3rd Century			Diocese of Bologna, Italy	Erected
3rd Century			Archdiocese of Bordeaux, France	Erected
3rd Century			Archdiocese of Bourges, France	Erected
3rd Century			Diocese of Camerino, Italy	Erected
3rd Century			Diocese of Cahors, France	Erected
3rd Century			Diocese of Clermont, France	Erected
3rd Century			Diocese of Córdoba, Spain	Erected
3rd Century			Diocese of Evreux, France	Erected
3rd Century			Diocese of Faenza, Italy	Erected
3rd Century			Diocese of Fermo, Italy	Erected
3rd Century			Suburbicarian See of Frascati, Italy	Erected
3rd Century			Diocese of Genova, Italy	Erected
3rd Century			Diocese of Granada, Spain	Erected
3rd Century	Diocese of Lyon, France	Elevated	Archdiocese of Lyon, France	Elevated
3rd Century			Diocese of Meaux, France	Erected
3rd Century			Diocese of Mende, France (or 4th Century)	Erected
3rd Century			Diocese of Metz, France	Erected
3rd Century			Diocese of Chiusi, Italy	Erected
3rd Century			Diocese of Maguelonne, France	Erected
3rd Century			Diocese of Nice, France	Erected
3rd Century			Diocese of Nocera de’ Pagani, Italy (or 4th Century)	Erected
3rd Century			Diocese of Orléans, France	Erected
3rd Century			Suburbicarian See of Ostia, Italy	Erected
3rd Century			Diocese of Padova {Padua}, Italy	Erected
3rd Century			Diocese of Palencia, Spain	Erected
3rd Century			Diocese of Paris, France	Erected
3rd Century			Diocese of Pesaro, Italy	Erected
3rd Century			Diocese of Pistoia, Italy	Erected
3rd Century			Diocese of Poitiers, France	Erected
3rd Century			Diocese of Porec, Croatia	Erected
3rd Century			Diocese of Porto, Italy	Erected
3rd Century			Diocese of Rennes, France	Erected
3rd Century			Diocese of Rimini, Italy	Erected
3rd Century			Diocese of Sevilla, Spain	Erected
3rd Century			Diocese of Sées, France	Erected
3rd Century			Diocese of Soissons, France	Erected
3rd Century			Diocese of Sora, Italy	Erected
3rd Century			Diocese of Salona, Croatia	Erected
3rd Century			Diocese of Toulouse, France	Erected
3rd Century			Diocese of Tours, France	Erected
3rd Century			Diocese of Vercelli, Italy	Erected
3rd Century			Diocese of Verona, Italy	Erected
3rd Century			Diocese of Ancona, Italy	Erected
3rd Century			Diocese of Tuscanella, Italy	Erected
3rd Century			Diocese of Modena, Italy	Erected
3rd Century			Diocese of Manfredonia, Italy	Erected
3rd Century			Archdiocese of Damas (Melkite), Syria	Erected
3rd Century			Cardinal Titular Church of Frascati	Erected
3rd Century			Cardinal Titular Church of Porto	Erected
3rd Century			Diocese of Albi, France	Erected
3rd Century			Diocese of Arles, France	Erected
3rd Century			Diocese of Auxerre, France	Erected
3rd Century			Diocese of Beauvais, France	Erected
3rd Century			Diocese of Chartres, France	Erected
3rd Century			Diocese of Die, France	Erected
3rd Century			Diocese of Langres, France	Erected
3rd Century			Diocese of Le Puy-en-Velay, France	Erected
3rd Century			Diocese of Narbonne, France	Erected
3rd Century			Diocese of Périgueux (Vesuna), France	Erected
3rd Century			Diocese of Reims, France	Erected
3rd Century			Diocese of Saintes, France	Erected
3rd Century	Diocese of Sens, France	Elevated
3rd Century			Archdiocese of Sens, France	Elevated
3rd Century			Diocese of Vienne, France	Erected
3rd Century			Diocese of Petelia, Italy	Erected
4th Century			Diocese of Agen, France	Erected
4th Century			Diocese of Alba (Pompea), Italy	Erected
4th Century			Diocese of Acqui, Italy	Erected
4th Century			Diocese of Ascoli Piceno, Italy	Erected
4th Century			Diocese of Barcelona, Spain	Erected
4th Century			Diocese of Bari, Italy	Erected
4th Century			Diocese of Bayonne, France ((or 6th Century))	Erected
4th Century	Diocese of Besançon, France	Elevated	Archdiocese of Besançon, France	Elevated
4th Century			Diocese of Bergamo, Italy	Erected
4th Century			Diocese of Braga, Portugal	Erected
4th Century			Diocese of Brindisi, Italy	Erected
4th Century			Diocese of Cagliari, Italy	Erected
4th Century			Diocese of Squillace, Italy	Erected
4th Century			Diocese of Sarsina, Italy	Erected
4th Century			Diocese of Concordia, Italy	Erected
4th Century			Diocese of Como, Italy	Erected
4th Century			Diocese of Cremona, Italy	Erected
4th Century			Diocese of Cagli, Italy	Erected
4th Century			Diocese of Digne, France	Erected
4th Century			Diocese of Évora, Portugal	Erected
4th Century			Diocese of Ferrara, Italy	Erected
4th Century			Diocese of Ferentino, Italy	Erected
4th Century			Diocese of Gerona, Spain	Erected
4th Century			Diocese of Piacenza, Italy	Erected
4th Century			Diocese of Grenoble, France	Erected
4th Century			Diocese of Imola, Italy	Erected
4th Century			Diocese of Genève {Geneva}, Switzerland	Erected
4th Century			Diocese of León, Spain	Erected
4th Century			Diocese of Liège, Belgium	Erected
4th Century			Diocese of Lisboa, Portugal	Erected
4th Century			Diocese of Lodi, Italy	Erected
4th Century			Diocese of Lucera, Italy	Erected
4th Century			Diocese of Mainz, Germany	Erected
4th Century	Diocese of Milano, Italy	Elevated	Archdiocese of Milano {Milan}, Italy	Elevated
4th Century			Diocese of Nantes, France	Erected
4th Century			Diocese of Novara, Italy	Erected
4th Century			Suburbicarian See of Palestrina, Italy	Erected
4th Century			Diocese of Parma, Italy	Erected
4th Century			Diocese of Pisa, Italy	Erected
4th Century			Diocese of Porto, Portugal	Erected
4th Century			Diocese of Marsico Nuovo, Italy	Erected
4th Century	Diocese of Sevilla, Spain	Elevated	Archdiocese of Sevilla {Seville}, Spain	Elevated
4th Century			Suburbicarian See of Albano, Italy	Erected
4th Century			Archdiocese of Dardania, Macedonia	Erected
4th Century			Diocese of Siena, Italy	Erected
4th Century			Diocese of Sion {Sitten}, Switzerland	Erected
4th Century			Diocese of Castellammare di Stabia, Italy	Erected
4th Century			Diocese of Speyer, Germany	Erected
4th Century			Diocese of Strasbourg, France	Erected
4th Century			Diocese of Narni, Italy	Erected
4th Century			Diocese of Tempio, Italy	Erected
4th Century	Diocese of Toledo, Spain	Elevated	Archdiocese of Toledo, Spain	Elevated
4th Century			Diocese of Torino, Italy	Erected
4th Century			Diocese of Tortosa, Spain	Erected
4th Century			Diocese of Treviso, Italy	Erected
4th Century			Diocese of Troyes, France	Erected
4th Century			Diocese of Urgell, Spain	Erected
4th Century			Diocese of Valence, France	Erected
4th Century			Diocese of Acerenza, Italy	Erected
4th Century			Eparchy of Alep (Melkite), Syria	Erected
4th Century			Diocese of Avignon, France	Erected
4th Century			Diocese of Sirmio, Croatia	Erected
4th Century			Confederation of Canons Regular of St. Augustine	Founded
4th Century			Cardinal Titular Church of Albano	Erected
4th Century			Cardinal Titular Church of Palestrina	Erected
4th Century			Cardinal Titular Church of S. Cecilia	Established
4th Century			Diocese of Antibes, France	Erected
4th Century			Diocese of Apt, France	Erected
4th Century			Diocese of Chalons-sur-Marne, France	Erected
4th Century			Diocese of Cimiez, France	Erected
4th Century			Diocese of Couserans, France	Erected
4th Century			Diocese of Embrun, France	Erected
4th Century			Diocese of Fréjus, France	Erected
4th Century			Diocese of Lectoure, France	Erected
4th Century			Diocese of Nevers, France	Erected
4th Century	Diocese of Reims, France	Elevated	Archdiocese of Reims, France	Elevated
4th Century			Diocese of Saint-Paul-Trois-Châteaux, France	Erected
4th Century			Diocese of Tarbes, France	Erected
4th Century			Diocese of Verdun, France	Erected
4th Century			Diocese of Vernay, France	Erected
4th Century			Diocese of Viviers (Aps), France	Erected
5th Century			Diocese of Connor, Ireland	Erected
5th Century			Diocese of Killaloe, Ireland	Erected
5th Century			Diocese of Kilmore, Ireland	Erected
5th Century			Diocese of Raphoe, Ireland	Erected
5th Century			Diocese of Alife, Italy	Erected
5th Century			Diocese of Bosa, Italy	Erected
5th Century			Diocese of Ardagh (and Clonmacnois), Ireland	Erected
5th Century			Diocese of Gualdo Tadino, Italy	Erected
5th Century			Diocese of Nocera Umbra, Italy	Erected
5th Century			Diocese of Calahorra, Spain	Erected
5th Century			Diocese of Cassano all’Jonio, Italy	Erected
5th Century			Diocese of Telese o Cerreto Sannita, Italy	Erected
5th Century			Diocese of Chur, Switzerland	Erected
5th Century			Diocese of Sutri, Italy	Erected
5th Century			Diocese of Conversano, Italy	Erected
5th Century			Diocese of Coutances, France	Erected
5th Century			Diocese of Fossombrone, Italy	Erected
5th Century			Diocese of Bovino, Italy	Erected
5th Century			Diocese of Gubbio, Italy	Erected
5th Century			Diocese of Isernia, Italy	Erected
5th Century			Diocese of Le Mans, France	Erected
5th Century			Diocese of Gerace, Italy	Erected
5th Century			Diocese of Lérida, Spain	Erected
5th Century			Diocese of Cingoli, Italy	Erected
5th Century			Diocese of Tolentino, Italy	Erected
5th Century			Diocese of Mallorca, Spain	Erected
5th Century			Diocese of Massa Marittima, Italy	Erected
5th Century			Diocese of Venosa, Italy	Erected
5th Century			Diocese of Menorca, Spain	Erected
5th Century			Diocese of Lipari, Italy	Erected
5th Century			Diocese of Messina, Italy	Erected
5th Century			Diocese of Orense, Spain	Erected
5th Century			Diocese of Pamplona, Spain	Erected
5th Century			Diocese of Tarazona, Spain	Erected
5th Century			Diocese of Penne, Italy	Erected
5th Century			Diocese of Teramo, Italy	Erected
5th Century			Diocese of Potenza, Italy	Erected
5th Century			Diocese of Quimper, France	Erected
5th Century	Diocese of Ravenna, Italy	Elevated	Archdiocese of Ravenna, Italy	Elevated
5th Century			Diocese of Rieti, Italy	Erected
5th Century	Diocese of Rouen, France	Elevated	Archdiocese of Rouen, France (or 6th Century)	Elevated
5th Century			Diocese of Sabina, Italy	Erected
5th Century			Diocese of Saint-Brieuc, France	Erected
5th Century			Diocese of Sassari, Italy	Erected
5th Century			Diocese of Aquino, Italy	Erected
5th Century			Diocese of Norcia, Italy	Erected
5th Century			Diocese of Sorrento, Italy	Erected
5th Century	Diocese of Salona, Croatia	Elevated	Archdiocese of Salona, Croatia	Elevated
5th Century			Diocese of Valva, Italy	Erected
5th Century			Diocese of Calvi, Italy	Erected
5th Century	Diocese of Tarragona, Spain	Elevated	Archdiocese of Tarragona, Spain	Elevated
5th Century			Diocese of Amelia, Italy	Erected
5th Century			Diocese of Larino, Italy	Erected
5th Century	Diocese of Tours, France	Elevated	Archdiocese of Tours, France	Elevated
5th Century			Diocese of Segni, Italy	Erected
5th Century			Diocese of Velletri, Italy	Erected
5th Century			Diocese of Vannes, France	Erected
5th Century			Diocese of Vic, Spain	Erected
5th Century			Diocese of Volterra, Italy	Erected
5th Century			Diocese of Zaragoza, Spain	Erected
5th Century			Diocese of Ivrea, Italy	Erected
5th Century	Diocese of Aix, France	Elevated	Archdiocese of Aix, France	Elevated
5th Century			Diocese of Albenga, Italy	Erected
5th Century			Diocese of Anagni, Italy	Erected
5th Century			Diocese of Sessa Aurunca, Italy	Erected
5th Century			Diocese of Matelica, Italy	Erected
5th Century			Archeparchy of Perat-Maishan (Chaldean), Iraq	Erected
5th Century			Cardinal Titular Church of Ss. Giovanni e Paolo	Established
5th Century			Diocese of Acqs (Dax), France	Erected
5th Century			Diocese of Agde, France	Erected
5th Century			Diocese of Aire, France	Erected
5th Century			Diocese of Belley, France	Erected
5th Century			Diocese of Saint-Bernard de Comminges, France	Erected
5th Century			Diocese of Gap, France	Erected
5th Century			Diocese of Laon, France	Erected
5th Century			Diocese of Mariana, France	Erected
5th Century			Diocese of Nebbio, France	Erected
5th Century			Diocese of Nimes, France	Erected
5th Century			Diocese of Rodez, France	Erected
5th Century			Diocese of Tarentaise (Moutiers-en-Tarentaise), France	Erected
5th Century			Diocese of Vence, France	Erected
6th Century			Diocese of Augsburg, Germany	Erected
6th Century	Diocese of Bari, Italy	Elevated	Archdiocese of Bari (-Canosa), Italy	Elevated
6th Century			Diocese of Arras, France	Erected
6th Century			Diocese of Kerry (o Ardfert) e Aghadoe, Ireland	Erected
6th Century			Diocese of Down, Ireland	Erected
6th Century			Diocese of Ruvo, Italy	Erected
6th Century			Diocese of Killala, Ireland	Erected
6th Century			Diocese of Feltre, Italy	Erected
6th Century			Diocese of Sabiona-Säben, Italy	Erected
6th Century			Diocese of Cambrai, France	Erected
6th Century			Diocese of Chieti, Italy	Erected
6th Century			Diocese of Coimbra, Portugal	Erected
6th Century			Diocese of Crotone (Cotrone), Italy	Erected
6th Century			Diocese of Comacchio, Italy	Erected
6th Century			Diocese of Guarda, Portugal	Erected
6th Century			Diocese of Jesi, Italy	Erected
6th Century			Diocese of Nicastro, Italy	Erected
6th Century			Diocese of Lausanne, Switzerland	Erected
6th Century			Diocese of Nicotera, Italy	Erected
6th Century			Diocese of Gallipoli, Italy	Erected
6th Century			Diocese of Amalfi, Italy	Erected
6th Century			Diocese of Orvieto, Italy	Erected
6th Century			Diocese of Pula, Croatia	Erected
6th Century			Diocese of Santa Rufina, Italy	Erected
6th Century			Diocese of Cervia, Italy	Erected
6th Century			Diocese of Salerno, Italy	Erected
6th Century			Diocese of Salzburg, Austria	Erected
6th Century			Diocese of Segorbe, Spain	Erected
6th Century			Diocese of Segovia, Spain	Erected
6th Century			Diocese of Senigallia, Italy	Erected
6th Century			Diocese of Makarska, Croatia	Erected
6th Century			Diocese of Sulmona, Italy	Erected
6th Century			Diocese of Taranto, Italy	Erected
6th Century			Diocese of Teano, Italy	Erected
6th Century			Diocese of Tournai, Belgium	Erected
6th Century			Diocese of Trani, Italy	Erected
6th Century			Diocese of Trieste, Italy	Erected
6th Century			Diocese of Tui, Spain	Erected
6th Century			Diocese of Urbino, Italy	Erected
6th Century			Diocese of Ceneda, Italy	Erected
6th Century			Territorial Abbey of Montecassino, Italy	Erected
6th Century			Diocese of Alatri, Italy	Erected
6th Century			Diocese of Lescar, France	Erected
6th Century			Diocese of Oloron, France	Erected
6th Century			Diocese of Bagnoregio (Bagnorea), Italy	Erected
6th Century			Diocese of Viterbo, Italy	Erected
6th Century			Diocese of Duvno, Bosnia and Herzegovina	Erected
6th Century	Eparchy of Alep (Melkite), Syria	Elevated	Archdiocese of Alep (Melkite), Syria	Elevated
6th Century			Order of Saint Benedict	Founded
6th Century			Cardinal Titular Church of Sabina	Erected
6th Century			Diocese of Aleria, France	Erected
6th Century			Diocese of Auch, France	Erected
6th Century			Diocese of Elne, France	Erected
6th Century			Diocese of Saint-Jean-de-Maurienne, France	Erected
6th Century			Diocese of Saint-Pol-de-Léon, France	Erected
7th Century			Diocese of Ferns, Ireland	Erected
7th Century			Diocese of Cork, Ireland	Erected
7th Century			Diocese of Limerick, Ireland	Erected
7th Century			Diocese of Chioggia, Italy	Erected
7th Century			Diocese of Città di Castello, Italy	Erected
7th Century			Diocese of Orte, Italy	Erected
7th Century			Diocese of Bisignano, Italy (or 8th Century)	Erected
7th Century			Diocese of Cosenza, Italy	Erected
7th Century			Diocese of Santa Severina, Italy	Erected
7th Century			Diocese of Jaén, Spain	Erected
7th Century			Diocese of Osimo, Italy	Erected
7th Century			Diocese of Tropea, Italy	Erected
7th Century			Diocese of Otranto, Italy	Erected
7th Century			Diocese of Sovana-Pitigliano, Italy	Erected
7th Century			Diocese of Bova, Italy	Erected
7th Century			Diocese of Rossano, Italy	Erected
7th Century			Diocese of Ventimiglia, Italy	Erected
7th Century			Diocese of Vrhbosna, Bosnia and Herzegovina	Erected
7th Century			Diocese of Adria, Italy	Erected
7th Century			Diocese of Ales, Italy	Erected
7th Century			Diocese of Polignano (Polinianum), Italy	Erected
7th Century			Diocese of Vico Equense, Italy	Erected
8th Century			Diocese of Gallese, Italy	Erected
8th Century			Diocese of Veroli, Italy	Erected
8th Century			Diocese of Gaeta, Italy	Erected
8th Century	Diocese of Köln, Germany	Elevated	Archdiocese of Köln {Cologne}, Germany	Elevated
8th Century			Diocese of Conza, Italy	Erected
8th Century			Diocese of Bisceglie, Italy	Erected
8th Century	Diocese of Trier, Germany	Elevated	Archdiocese of Trier, Germany	Elevated
8th Century			Diocese of Sezze, Italy	Erected
8th Century			Territorial Abbey of Nonantola, Italy	Erected
9th Century			Diocese of Caiazzo, Italy	Erected
9th Century			Diocese of Bar, Montenegro	Erected
9th Century			Diocese of Marsi, Italy	Erected
9th Century			Diocese of Bitonto, Italy	Erected
9th Century			Diocese of Beograd, Serbia	Erected
9th Century			Diocese of Tinos, Greece	Erected
9th Century			Diocese of Pult, Albania	Erected
9th Century			Diocese of Montefeltro, Italy	Erected
9th Century			Diocese of Santiago de Compostela, Spain	Erected
9th Century			Diocese of Gravina, Italy	Erected
9th Century			Diocese of Matera, Italy	Erected
9th Century			Diocese of Minervino Murge, Italy	Erected
10th Century	Diocese of Sabiona-Säben, Italy	Name Changed	Diocese of Brixen {Bressanone}, Italy	Name Changed
10th Century	Diocese of Brindisi, Italy	Elevated	Archdiocese of Brindisi, Italy	Elevated
10th Century			Diocese of Cashel, Ireland	Erected
10th Century			Diocese of Sant’Agata de’ Goti, Italy	Erected
10th Century			Diocese of Eger, Hungary	Erected
10th Century			Archdiocese of Esztergom, Hungary	Erected
10th Century			Diocese of Kraków, Poland	Erected
10th Century			Diocese of Kotor (Cattaro), Montenegro	Erected
10th Century	Diocese of Napoli, Italy	Elevated	Archdiocese of Napoli {Naples}, Italy	Elevated
10th Century			Diocese of Płock, Poland	Erected
10th Century	Diocese of Salerno, Italy	Elevated	Archdiocese of Salerno, Italy	Elevated
10th Century			Diocese of Salamanca, Spain	Erected
10th Century			Diocese of Savona, Italy	Erected
10th Century			Diocese of Prizren, Serbia	Erected
10th Century	Diocese of Taranto, Italy	Elevated	Archdiocese of Taranto, Italy	Elevated
10th Century			Diocese of Termoli, Italy	Erected
10th Century			Diocese of Trivento, Italy	Erected
10th Century			Diocese of Wrocław, Poland	Erected
10th Century			Diocese of Zamora, Spain	Erected
10th Century			Diocese of Trebinje, Bosnia and Herzegovina	Erected
11th Century			Diocese of Acerra (Cerenthia, Acerrae), Italy	Erected
11th Century			Diocese of Ariano, Italy	Erected
11th Century			Diocese of Lacedonia, Italy	Erected
11th Century			Diocese of Avila, Spain	Erected
11th Century			Diocese of Ostuni, Italy	Erected
11th Century	Diocese of Cagliari, Italy	Elevated	Archdiocese of Cagliari, Italy	Elevated
11th Century			Diocese of Boiano, Italy	Erected
11th Century			Diocese of Castellaneta, Italy	Erected
11th Century			Diocese of Ascoli Satriano, Italy	Erected
11th Century			Diocese of Monopoli, Italy	Erected
11th Century	Diocese of Santa Severina, Italy	Elevated	Archdiocese of Santa Severina, Italy	Elevated
11th Century			Diocese of Bobbio, Italy	Erected
11th Century			Diocese of Győr, Hungary	Erected
11th Century			Diocese of Venafro, Italy	Erected
11th Century			Diocese of Vieste, Italy	Erected
11th Century			Diocese of Melfi, Italy	Erected
11th Century			Diocese of Rapolla, Italy	Erected
11th Century			Diocese of Mileto, Italy	Erected
11th Century			Diocese of Giovinazzo, Italy	Erected
11th Century			Diocese of Terlizzi, Italy	Erected
11th Century			Diocese of Sarno, Italy	Erected
11th Century			Archdiocese of Oristano, Italy	Erected
11th Century	Diocese of Otranto, Italy	Elevated	Archdiocese of Otranto, Italy	Elevated
11th Century	Diocese of Palermo, Italy	Elevated	Archdiocese of Palermo, Italy	Elevated
11th Century			Diocese of Muro Lucano, Italy	Erected
11th Century	Diocese of Reggio Calabria, Italy	Elevated	Archdiocese of Reggio Calabria, Italy	Elevated
11th Century			Diocese of Acerno, Italy	Erected
11th Century	Diocese of Conza, Italy	Elevated	Archdiocese of Conza, Italy	Elevated
11th Century			Diocese of Nusco, Italy	Erected
11th Century			Diocese of San Severo, Italy	Erected
11th Century			Diocese of Policastro, Italy	Erected
11th Century			Diocese of Anglona, Italy	Erected
11th Century	Diocese of Trani, Italy	Elevated	Archdiocese of Trani, Italy	Elevated
11th Century			Diocese of Tricarico, Italy	Erected
11th Century			Diocese of Vác, Hungary	Erected
11th Century			Territorial Abbey of Subiaco, Italy	Erected
11th Century	Diocese of Acerenza, Italy	Elevated	Archdiocese of Acerenza, Italy	Elevated
11th Century			Diocese of Andria, Italy	Erected
11th Century	Diocese of Matera, Italy	Elevated	Archdiocese of Matera, Italy	Elevated
11th Century			Diocese of Bosnia, Croatia	Erected
11th Century			Apostolic Chamber, Roman Curia	Erected
12th Century			Diocese of Barbastro, Spain	Erected
12th Century	Diocese of Braga, Portugal	Elevated	Archdiocese of Braga, Portugal	Elevated
12th Century			Diocese of Caserta, Italy	Erected
12th Century			Diocese of Hvar (Lesina), Croatia	Erected
12th Century			Diocese of Ischia, Italy	Erected
12th Century			Diocese of Lamego, Portugal	Erected
12th Century	Diocese of Messina, Italy	Elevated	Archdiocese of Messina, Italy	Elevated
12th Century			Diocese of Molfetta, Italy	Erected
12th Century			Diocese of Galtelli, Italy	Erected
12th Century			Diocese of Osma, Spain	Erected
12th Century			Diocese of Patti, Italy	Erected
12th Century			Diocese of Bisaccia, Italy	Erected
12th Century			Diocese of Sant’Angelo dei Lombardi, Italy	Erected
12th Century			Diocese of Ampurias, Italy	Erected
12th Century			Diocese of Capaccio, Italy	Erected
12th Century			Territorial Abbey of Montevergine, Italy	Erected
12th Century			Diocese of Terralba, Italy	Erected
12th Century	Diocese of Tuscanella, Italy Diocese of Viterbo, Italy	United	Diocese of Viterbo e Tuscania, Italy	United
12th Century			Apostolic Penitentiary, Roman Curia	Erected
13th Century			Diocese of La Calzada, Spain	Erected
13th Century	Diocese of Calahorra, Spain Diocese of La Calzada, Spain	United	Diocese of Calahorra y La Calzada, Spain	United
13th Century			Diocese of Chios (Scio), Greece	Erected
13th Century			Diocese of Cefalonia, Greece	Erected
13th Century			Diocese of Naxos, Greece	Erected
13th Century			Diocese of Oppido Mamertina, Italy	Erected
13th Century			Diocese of Noli, Italy	Erected
13th Century			Diocese of Syros e Milos, Greece	Erected
13th Century			Diocese of Ugento, Italy	Erected
13th Century			Diocese of Warmia, Poland	Erected
13th Century			Territorial Abbey of San Martino al Monte Cimino, Italy	Erected
13th Century			Archdiocese of Durrës, Albania	Erected
13th Century			Diocese of Luceoria o Łuck, Ukraine	Erected
13th Century			Order of Friars Preachers	Founded
14th Century			Diocese of Alessio (Alise), Albania	Erected
14th Century			Diocese of Cariati, Italy	Erected
14th Century			Diocese of Vilnius, Lithuania	Erected
14th Century			Diocese of Montefiascone, Italy	Erected
14th Century			Orden de San Jerónimo	Founded
15th Century			Diocese of Montepeloso, Italy	Erected
15th Century			Diocese of Samogizia o Tels (Zmudz), Lithuania	Erected
15th Century			Apostolic Signatura, Roman Curia	Erected
16th Century	Congregation for Cardinals Interpreters of the Council of Trent, Roman Curia	Name Changed	Congregation of the Council, Roman Curia	Name Changed
17th Century			Archeparchy of Alep (Maronite), Syria	Erected
17th Century			Archeparchy of Tripoli del Libano {Tarabulus} (Maronite), Lebanon	Erected
19th Century	Cardinal Titular Church of S. Alessio	Name Changed	Cardinal Titular Church of Ss. Bonifacio ed Alessio	Name Changed

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