12th day of February

Diocese Events

See Also: Bishop Events

Year	From		To
1546	Diocese of México, Federal District	Elevated	Archdiocese of México, Federal District	Elevated
1546			Diocese of Tlaxcala (Puebla de los Angeles), México (From Seville (Spain) to Mexico (Mexico))	Metropolitan Changed
1546			Diocese of Santiago de Guatemala (From Seville (Spain) to Mexico (Mexico))	Metropolitan Changed
1546			Diocese of Antequera, Oaxaca, México (From Seville (Spain) to Mexico (Mexico))	Metropolitan Changed
1546			Diocese of Michoacán, México (From Seville (Spain) to Mexico (Mexico))	Metropolitan Changed
1546			Diocese of Chiapas (Ciudad Real de Chiapas), México (From Seville (Spain) to Mexico (Mexico))	Metropolitan Changed
1546	Diocese of Santo Domingo, Dominican Republic	Elevated	Archdiocese of Santo Domingo, Dominican Republic	Elevated
1546			Diocese of Puerto Rico (Porto Rico) (From Seville (Spain) to Santo Domngo (Dominican Republic))	Metropolitan Changed
1546			Diocese of Santiago de Cuba (From Seville (Spain) to Santo Domingo (Dominican Republic))	Metropolitan Changed
1546			Diocese of Panamá (From Sevilla (Spain) to Lima (Peru))	Metropolitan Changed
1546	Diocese of Lima, Peru	Elevated	Archdiocese of Lima, Peru	Elevated
1601			Diocese of Borgo San Donnino, Italy	Erected
1875	Diocese of Boston, Massachusetts, USA	Elevated	Archdiocese of Boston, Massachusetts, USA	Elevated
1875	Diocese of Milwaukee, Wisconsin, USA	Elevated	Archdiocese of Milwaukee, Wisconsin, USA	Elevated
1875	Diocese of Chicago, Illinois, USA	Territory Lost	Diocese of Peoria, Illinois, USA	Erected
1875	Diocese of Philadelphia, Pennsylvania, USA	Elevated	Archdiocese of Philadelphia, Pennsylvania, USA	Elevated
1875	Diocese of Santa Fe, New Mexico, USA	Elevated	Archdiocese of Santa Fe, New Mexico, USA	Elevated
1875			Diocese of Green Bay, Wisconsin, USA (from St. Louis to Milwaukee) Diocese of La Crosse, Wisconsin, USA (from St. Louis to Milwaukee) Diocese of Sault Sainte Marie and Marquette, Michigan, USA (from St. Louis to Milwaukee) Diocese of Saint Paul, Minnesota, USA (from St. Louis to Milwaukee)	Metropolitan Changed
1875	Diocese of Saint Paul, Minnesota, USA	Territory Lost	Vicariate Apostolic of Northern Minnesota, USA	Erected
1875			Diocese of Burlington, Vermont, USA (from New York to Boston) Diocese of Hartford, Connecticut, USA (from New York to Boston) Diocese of Portland, Maine, USA (from New York to Boston) Diocese of Providence, Rhode Island, USA (from New York to Boston) Diocese of Springfield in Massachusetts, USA (from New York to Boston)	Metropolitan Changed
1875			Diocese of Pittsburgh, Pennsylvania, USA (from Baltimore to Philadelphia)	Metropolitan Changed
1897			Vicariate Apostolic of Nyassa, Malawi (to Vicariate Apostolic)	Elevated
1915	Diocese of Bisarchio o Bisarcio (Ozieri), Italy	Name Changed	Diocese of Ozieri, Italy	Name Changed
1915	Diocese of Hakodate, Japan	Territory Lost	Prefecture Apostolic of Sapporo, Japan	Erected
1925	Vicariate Apostolic of Chaco, Bolivia	Territory Lost	Prefecture Apostolic of Pilcomayo, Paraguay	Erected
1930	Diocese of Rockhampton, Australia	Territory Lost	Diocese of Townsville, Australia	Erected
1948	Prefecture Apostolic of Cook Islands, Pacific (Oceania)	Elevated	Vicariate Apostolic of Cook Islands, Pacific (Oceania)	Elevated
1948	Vicariate Apostolic of Kroonstad, South Africa	Territory Lost	Vicariate Apostolic of Bethlehem, South Africa	Erected
1948	Prefecture Apostolic of Ipamu, Congo (Dem. Rep.)	Elevated	Vicariate Apostolic of Ipamu, Congo (Dem. Rep.)	Elevated
1948	Vicariate Apostolic of Onitsha-Owerri, Nigeria	Split	Vicariate Apostolic of Onitsha, Nigeria Vicariate Apostolic of Owerri, Nigeria	Split
1959	Prefecture Apostolic of Niamey, Niger	Territory Lost	Prefecture Apostolic of Fada N’Gourma, Burkina Faso	Erected
1987	Diocese of Menevia, Wales, Great Britain	Territory Lost	Diocese of Wrexham, Wales, Great Britain	Erected

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