This timeline presents selected milestones used by the United Roman-Ruthenian Church to explain its apostolic inheritance and modern institutional development.
Apostolic foundations
- 33–55: the apostolic sees associated with Peter, Andrew, Stephen, and Mark emerge in the life of the early Church.
- 988: the Baptism of Rus’ establishes a defining spiritual inheritance for the Ruthenian tradition.
- 1589: the Patriarchate of Moscow is established.
Modern milestones
- 1978: establishment of the ecclesiastical body from which the modern Diocese of the Southwest developed.
- 1993: consecration of its apostolic founder in Orthodox and Old Catholic succession.
- 2008: restoration of the Diocese of the Southwest.
- 2011: patriarchal recognition and renewed Roman Old Catholic identity.
- 2014: recognition of Roman-Ruthenian papal authority within the jurisdiction’s received patrimony.
- 2020: Roman-Ruthenian papal status begins to be made public.
- 2023: unification of the constituent jurisdictions.
- 2025: full manifestation of the Roman-Ruthenian papal status and dedication of the full central see.