The Year of Our Lord 1843

Diocese Events

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Date	From		To
unknown			Vicariate Apostolic of Tunis, Tunisia	Erected
unknown			Society of Saint Edmund	Founded
2 Jun	Diocese of Maynas, Peru	Name Changed	Diocese of Chachapoyas, Peru	Name Changed
11 Aug	Diocese of Philadelphia, Pennsylvania, USA	Territory Lost	Diocese of Pittsburgh, Pennsylvania, USA	Erected
28 Nov	Diocese of Saint Louis, Missouri, USA Diocese of Vincennes, Indiana, USA	Territory Lost	Diocese of Chicago, Illinois, USA (State of Illinois)	Erected
28 Nov	Diocese of Boston, Massachusetts, USA	Territory Lost	Diocese of Hartford, Connecticut, USA	Erected
28 Nov	Diocese of Saint Louis, Missouri, USA	Territory Lost	Diocese of Little Rock, Arkansas, USA	Erected
28 Nov	Diocese of Detroit, Michigan, USA	Territory Lost	Diocese of Milwaukee, Wisconsin, USA	Erected
1 Dec	Diocese of Saint Louis, Missouri, USA	Territory Lost	Vicariate Apostolic of Oregon Territory, USA	Erected