Changes in Ecclesiastical Jurisdictionsin Finland | ![]() |
| Date | Change |
| 1164 | Diocese of Ã…bo was established (from Diocese of Uppsala and became suffragan of Uppsala) |
| 1522.07.22 | Diocese of Ã…bo was suppressed |
| 1920.06.08 | Apostolic Vicariate of Finland was established (from Metropolitan Archdiocese of Mohilev) |
| 1955.02.25 | Apostolic Vicariate of Finland was promoted as Diocese of Helsinki (without ecclesiastical province) |
| 1959.04.17 | Apostolic Exarchate of Deutschland und Skandinavien (Ukrainian Rite) was established |
Last updated on 2025.09.19
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