Changes in Ecclesiastical Jurisdictions in Estonia

Date	Change
1213	Diocese of Leal was established (from Diocese of Riga)
1218	Diocese of Reval was established
1220	Diocese of Virumaa was established (from Diocese of Riga)
1224	Diocese of Dorpat was established (from the suppressed Diocese of Leal and became suffragan of Lund)
1224	Diocese of Leal was suppressed (to establish Diocese of Dorpat)
1227	Diocese of Virumaa was suppressed
1228.10.01	Diocese of Saare-Lääne was established (from Diocese of Dorpat and Diocese of Riga)
1234	Diocese of Saare-Lääne was renamed as Diocese of Saare-Lääne
1251	Diocese of Saare-Lääne was renamed as Diocese of Saare-Lääne
1279	Diocese of Saare-Lääne was renamed as Diocese of Saare-Lääne
1557	Diocese of Reval was suppressed
1558	Diocese of Dorpat was suppressed
1560	Diocese of Saare-Lääne was suppressed
1585.05.01	Diocese of Wenden was established (without ecclesiastical province)
1684.09.19	Diocese of Wenden was renamed as Diocese of Inflanty
1798.11.17	Diocese of Inflanty was suppressed (to Diocese of Vilnius)
1924.11.01	Apostolic Administration of Estonia was established (from Archdiocese of Riga)
1991.07.13	Ordinariate of East Europe (Armenian Rite) was established
2024.09.26	Apostolic Administration of Estonia was promoted as Diocese of Talinn (without ecclesiastical province)