Changes in Ecclesiastical Jurisdictionsin Monaco | ![]() |
| Date | Change |
| 1868.04.30 | Abbacy nullius of Saints-Nicholas-et-Benoît was established (from Diocese of Nice) |
| 1887.03.15 | Abbacy nullius of Saints-Nicholas-et-Benoît was promoted as Diocese of Monaco (without ecclesiastical province) |
| 1981.07.30 | Diocese of Monaco was promoted as Archdiocese of Monaco |
Last updated on 2026.04.12
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