1st day of June

Diocese Events

St. Justin, martyr (Memorial)

See Also: Bishop Events

Year	From		To
755			Cardinal Titular Church of Sant’Angelo in Pescheria	Established
1722	Diocese of Wien, Austria	Elevated	Archdiocese of Wien {Vienna}, Austria	Elevated
1770	Diocese of Porto, Portugal	Territory Lost	Diocese of Penafiel, Portugal	Erected
1772	Diocese of Vercelli, Italy	Territory Lost	Diocese of Biella, Italy	Erected
1803	Diocese of Aosta, Italy	Territory Added
1803	Diocese of Biella, Italy	Suppressed	Diocese of Vercelli, Italy	Territory Added
1867			Sons of the Sacred Heart of Jesus	Founded
1883	Vicariate Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam	Territory Lost	Vicariate Apostolic of Northern Tonking {Tonkino Settentrionale}, Viet Nam	Erected
1912	Prefecture Apostolic of Southern Solomon Islands, Solomon Islands	Elevated	Vicariate Apostolic of Southern Solomon Islands, Solomon Islands	Elevated
1913	Vicariate Apostolic of Norvegia (Added Spitzberg)	Territory Lost	Vicariate Apostolic of Norvegia e Spitzbergen	Territory Added
1921	Vicariate Apostolic of Fu-Chow (Fu-Kow), China	Name Changed	Vicariate Apostolic of Yükiang [Yujiang], China	Name Changed
1922	Diocese of Monterey-Los Angeles, California, USA (Santa Clara)	Territory Lost	Archdiocese of San Francisco, California, USA	Territory Added
1922	Diocese of Monterey-Los Angeles, California, USA	Split	Diocese of Los Angeles-San Diego, California, USA (Southern part: Imperial, Los Angeles, Orange, Riverside, San Bernardino, San Diego, Santa Barbara, and Ventura) Diocese of Monterey-Fresno, California, USA (Northern part: Fresno, Inyo, Kern, Kings, Madera, Mariposa, Merced, Monterey, San Benito, San Luis Obispo, Santa Cruz, and Tulare)	Split
1926	Diocese of Chiusi e Pienza, Italy (Colle e Spazzavento)	Territory Lost	Diocese of Città della Pieve, Italy	Territory Added
1932	Mission "Sui Iuris" of Hwangchow, China	Elevated	Prefecture Apostolic of Hwangchow, China	Elevated
1932	Mission "Sui Iuris" of Changtien, China	Elevated	Prefecture Apostolic of Changtien, China	Elevated
1932	Prefecture Apostolic of Szepingkai, China	Elevated	Vicariate Apostolic of Szepingkai [Siping], China	Elevated
1937	Mission "Sui Iuris" of Cuttack, India	Elevated	Diocese of Cuttack, India	Elevated
1970	Vicariate Apostolic of Aysén, Chile (Polena and Guaitecas islands (all in Chiloé))	Territory Lost	Diocese of San Carlos de Ancud, Chile	Territory Added
1979	Diocese of Itabira, Brazil	Name Changed	Diocese of Itabira-Fabriciano, Minas Gerais, Brazil	Name Changed
1979	Diocese of Rawalpindi, Pakistan	Name Changed	Diocese of Islamabad-Rawalpindi, Pakistan	Name Changed
1988	Diocese of Strasbourg, France	Elevated	Archdiocese of Strasbourg, France	Elevated
1992	Delegation to Pacific Ocean	Established	Nunciature to Nauru, Pacific (Oceania)	Established
2011	Diocese of Dourados, Mato Grosso do Sul, Brazil (Naviraí, Anaurilândia, Angélica, Bataguassu, Batayporã, Eldorado, Iguatemi, Itaquiraí, Ivinhema, Japorã, Jateí, Juti, Mundo Novo, Nova Andradina, Novo Horizonte do Sul, Paranhos, Sete Quedas, Tacuru, and Taguarussu)	Territory Lost	Diocese of Naviraí, Mato Grosso do Sul, Brazil	Erected
2019			Apostolic Administration of Kazakhstan and Central Asia, Faithful of Byzantine Rite (Byzantine)	Erected
2022	Diocese of Mont-Laurier, Québec, Canada Diocese of Saint-Jérôme, Québec, Canada	United	Diocese of Saint-Jérôme - Mont-Laurier, Québec, Canada	United
2023	Diocese of Cuneo, Italy Diocese of Fossano, Italy	United	Diocese of Cuneo-Fossano, Italy	United

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