Changes in Ecclesiastical Jurisdictions in Micronesia

Date	Change
1844	Apostolic Prefecture of Micronesia was established (from Apostolic Vicariate of New Zealand)
1886.05.15	Mission sui juris of Eastern Carolines was established (from Apostolic Prefecture of Micronesia)
1886.05.15	Mission sui juris of Western Carolines was established (from Apostolic Prefecture of Micronesia)
1887	Apostolic Prefecture of Micronesia was promoted as Apostolic Vicariate of Micronesia
1889.05.10	Apostolic Vicariate of Micronesia was suppressed (to Apostolic Vicariate of New Britain)
1905.12.19	Apostolic Prefecture of Caroline Islands was established (from the suppressed Mission sui juris of Eastern Carolines and Mission sui juris of Western Carolines)
1905.12.19	Mission sui juris of Eastern Carolines was suppressed (to establish Apostolic Prefecture of Caroline Islands)
1905.12.19	Mission sui juris of Western Carolines was suppressed (to establish Apostolic Prefecture of Caroline Islands)
1911.03.01	Apostolic Prefecture of Caroline Islands was promoted as Apostolic Vicariate of Mariana and Caroline Islands (gained territory from the suppressed Apostolic Prefecture of Mariana Islands)
1923.05.04	Apostolic Vicariate of Mariana and Caroline Islands was renamed as Apostolic Vicariate of Mariana, Caroline, and Marshall Islands (gained territory from the suppressed Mission sui juris of Marshall Islands)
1946.07.04	Apostolic Vicariate of Mariana, Caroline, and Marshall Islands was renamed as Apostolic Vicariate of Caroline and Marshall Islands (lost territory to Apostolic Vicariate of Guam)
1979.05.03	Apostolic Vicariate of Caroline and Marshall Islands was promoted as Diocese of Carolines–Marshalls (became suffragan of Suva)
1993.04.23	Diocese of Carolines–Marshalls was renamed as Diocese of Caroline Islands (lost territory to establish Apostolic Prefecture of Marshall Islands)