 | 2043 | 2044 | 2045 |  |
Date | Commemoration | Type | Anniversary |
| Arrival of John Montecorvino in Beijing (1294) | Church Event | 750 years | |
| 02.02 | First Apparition of Our Lady of Good Event in Quito (1594) | Marian Apparition | 450 years |
| 02.02 | Death of Pope Clement XIII (1769) | Pope | 275 years |
| 02.02 | Establishment of the Pontifical Commission for Social Communications (1964) | Church Event | 80 years |
| 02.15 | Destruction of the Abbey of Monte Cassino (1944) | Church Event | 100 years |
| 03.14 | Establishment of the Catholic hierarchy in Namibia (1994) | Church Event | 50 years |
| 03.25 | Consecration of Russia and the world to the Immaculate Heart of Mary (1984) | Church Event | 60 years |
| 04.07 | Beginning of the Rwandan Genocide (1994) | World Event | 50 years |
| 04.11 | Establishment of the International Theological Commission (1969) | Church Event | 75 years |
| 04.15 | Fire at the Cathedral of Notre Dame of Paris (2019) | World Event | 25 years |
| 04.25 | Carnation Revolution in Lisbon (1974) | World Event | 70 years |
| 05.04 | May Fourth Movement in Beijing 北京 (1919) | World Event | 125 years |
| 05.07 | End of Battle of Điện Biên Phủ in Vietnam (1954) | World Event | 90 years |
| 05.08 | Establishment of the Sacred Congregation for the Causes of Saints (1969) | Church Event | 75 years |
| 05.19 | Election of Pope Clement XIV (1769) | Pope | 275 years |
| 05.19 | Establishment of the Secretariat for Non-Christians (1964) | Church Event | 80 years |
| 06.06 | D-Day (1944) | World Event | 100 years |
| 06.28 | Signing of the Treaty of Versailles (1919) | World Event | 125 years |
| 06.29 | Battle of Torvioll (1444) | World Event | 600 years |
| 07.16 | Founding of the first of the 21 missions in California (1769) | Church Event | 275 years |
| 07.20 | First Man on the Moon (1969) | World Event | 75 years |
| 07.29 | Death of Pope Urban VIII (1644) | Pope | 400 years |
| 09.15 | Election of Pope Innocent X (1644) | Pope | 400 years |
| 10.17 | Battle of La Forbie (1244) | World Event | 800 years |
| 10.28 | Episcopal consecration of Pope Pius XI (1919) | Pope | 125 years |
| 11.04 | Apostolic Constitution Anglicanorum cœtibus (2009) | Papal Document | 35 years |
| 11.21 | Conciliar Constitution Lumen gentium (1964) | Conciliar Document | 80 years |
| 11.21 | Conciliar Decree Orientalium Ecclesiarum (1964) | Conciliar Document | 80 years |
| 11.21 | Conciliar Decree Unitatis redintegratio (1964) | Conciliar Document | 80 years |
| 11.30 | Encyclical Orientalium Dignitas (1894) | Papal Document | 150 years |
| 12.08 | Opening of the First Vatican Council (1869) | Ecumenical Council | 175 years |
| 12.08 | Reconsecration of altar of Cathedral of Notre Dame of Paris (2024) | Church Event | 20 years |
| 12.09 | Death of Pope Clement IX (1669) | Pope | 375 years |
| 12.10 | Arrival of the Holy House at Loreto (1294) | Church Event | 750 years |
| 12.12 | Episcopal consecration of Pope Paul VI (1954) | Pope | 90 years |
| 12.13 | Resignation of Pope Celestine V (1294) | Pope | 750 years |
| 12.13 | Sacerdotal Ordination of Jorge Bergoglio (1969) | Pope | 75 years |
| 12.26 | Indian Ocean earthquake and Indonesian tsunami (2004) | World Event | 40 years |
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