Changes in Ecclesiastical Jurisdictions in Armenia 🇦🇲

Date	Change
Unknown	Titular Episcopal See of Siunia was established
1318	Diocese of Nachitschewan was established
1633.02.21	Diocese of Nachitschewan was promoted as Archdiocese of Nachitschewan
1800	Titular Episcopal See of Etchmiadzin was established
1830	Titular Episcopal See of Etchmiadzin was suppressed
1847	Archdiocese of Nachitschewan was suppressed
1925	Titular Episcopal See of Siunia was suppressed
1991.07.13	Ordinariate of East Europe (Armenian Rite) was established
1993.12.30	Apostolic Administration of Caucasus was established (from Diocese of Tiraspol)