Catholic-Orthodox Relations

The Latest

Ecumenical Patriarch Bartholomew I.

Patriarch Bartholomew meets with Trump during U.S. visit, talks Middle East, Ukraine

Sep 16, 2025

By Daniel Payne

Ecumenical Patriarch Bartholomew I of Constantinople met with President Donald Trump this week during a visit to the United States. Read more

Pope Leo XIV meets with the delegation of the Ecumenical Patriarchate of Constantinople on June 28, 2025, at the Vatican.

Pope Leo XIV seeks to reestablish ‘full visible communion’ with Eastern Orthodox

Jun 30, 2025

By Andrés Henríquez

Pope Leo XIV received members of a delegation from the Eastern Orthodox Ecumenical Patriarchate in a June 28 audience. Read more

Archbishop Georg Gänswein has been the Vatican’s nuncio to the Baltic states since 2024.

Vatican diplomat says U.S. policy in Ukraine has disappointed Baltic allies

Jun 16, 2025

By Hannah Brockhaus, Rudolf Gehrig

Archbishop Georg Gänswein, the Vatican’s nuncio to the Baltic states, said the region has been disappointed with the current U.S.... Read more

Father Frans Bouwen, a missionary with the African Missionary Society, has been in Jerusalem for over 50 years.

Ecumenical expert: ‘No theological reasons to celebrate Easter on different dates’

Apr 16, 2025

By Victoria Cardiel

Father Frans Bouwen, a leading voice in ecumenical dialogue, holds that “there are no real theological reasons” to justify Christians... Read more

Ecumenical Patriarch Bartholomew I of Constantinople during an audience at the Patriarchal headquarters in Istanbul with the German Association of the Holy Land, March 12, 2025.

Patriarch Bartholomew says 1054 church division ‘not insurmountable’ as Nicaea anniversary nears

Mar 15, 2025

By AC Wimmer

While Pope Francis previously announced plans to travel to Turkey, one possible obstacle to a universal agreement could be tensions... Read more

Pope Francis meets with Ecumenical Patriarch Bartholomew I at the Vatican on Oct. 4, 2021.

A path toward unity: Pope Francis proposes joint Catholic-Orthodox celebration of Nicaea anniversary

Nov 30, 2024

By AC Wimmer

The letter was delivered by Cardinal Kurt Koch during his visit to Istanbul for the patronal feast of the Orthodox... Read more

Pope Francis addresses the crowd gathered in St. Peter's Square for his Angelus address on Aug. 25, 2024.

Pope Francis: Human dignity must be ‘common commitment’ of all Christian churches

Aug 28, 2024

By Kristina Millare

This year’s symposium is titled “What Is Man? In the Time of Anthropological Mutation” and is taking place in Trani,... Read more

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Orthodox, Catholic representatives issue ‘challenging recommendation’ on interfaith marriage

Mar 8, 2024

By Kate Quiñones

The document recommends that the Orthodox Church recognize Catholic marriage and the Catholic Church take steps to recognize Orthodox remarriages. Read more

"Martyrdom of Josaphat Kuntsevych" (c. 1861) by Józef Simmler.

Ukrainian Greek Catholics observe 400th anniversary of St. Josaphat Kuncewycz’s martyrdom

Nov 17, 2023

By Matthew Santucci

The 17th-century saint is called the “Apostle of Unity” because of his efforts to heal the divide between the churches... Read more

In a speech during a meeting with Pope Tawadros II, the head of the Coptic Orthodox Church of Alexandria, and other Coptic Orthodox representatives on May 11, 2023, Pope Francis announced that the Coptic Orthodox martyrs killed by ISIS in 2015 will be added to the Catholic Church’s official list of saints.

Pope Francis’ emphasis on synodality cited in joint Catholic-Orthodox statement

Jun 14, 2023

By Hannah Brockhaus

The first joint statement in seven years mentioned the pope’s hope for a synodal Church could eventually bring the Churches... Read more

Pope Francis meets with Ecumenical Patriarch Bartholomew I at the Vatican, Oct. 4, 2021.

Pope Francis: Restoration of Christian unity is ‘an urgent priority in today’s world’

Nov 30, 2022

By Courtney Mares

Pope Francis said Wednesday that the full restoration of communion among all Christians is “an urgent priority in today’s world.” Read more

Cardinal Kurt Koch, president of the Pontifical Council for Promoting Christian Unity, addresses Pope Francis at the Vatican, May 6, 2022.

What’s the future of Catholic-Russian Orthodox relations?

May 9, 2022

By Andrea Gagliarducci

Pope Francis appears to have burned ecumenical bridges with Moscow. Vatican Cardinal Kurt Koch is seeking to rebuild them. Read more

Pope Francis meets with Patriarch Kirill in Havana, Cuba on Feb. 12, 2016.

Pope Francis and Patriarch Kirill: Who could host their 2nd summit?

Apr 27, 2022

By Andrea Gagliarducci

A meeting is off for now, but where could the two men eventually meet? Read more

Russian Orthodox Patriarch Kirill (L)

Pope Francis to Patriarch Kirill: Let’s be ‘true peacemakers’ for war-torn Ukraine

Apr 25, 2022

By CNA Staff

The pope sent Easter greetings to the Russian Orthodox leader. Read more

Archbishop Stanisław Gądecki with Bartholomew I of Constantinople in Warsaw, Poland, on March 29, 2022.

Orthodox leader and Polish Catholic archbishop pray for peace in Ukraine

Mar 29, 2022

By CNA Staff

Patriarch Bartholomew I is visiting Poland to offer his blessing to Ukrainian refugees. Read more

Epiphanius I of Ukraine and Major Archbishop Sviatoslav Shevchuk meet on March 23, 2022.

Ukrainian Greek Catholic leader meets head of Orthodox Church of Ukraine

Mar 24, 2022

By CNA Staff

Major Archbishop Shevchuk requested the meeting with the leader of the Orthodox Church of Ukraine. Read more

Saint Sophia Cathedral in Kyiv, Ukraine, pictured on June 3, 2011.

Catholic theologians are standing up for Ukraine — and so are their Orthodox peers

Mar 15, 2022

By Andrea Gagliarducci

The war is exposing stark divisions within Eastern Orthodoxy. Read more

St. Sophia’s Cathedral in the Ukrainian capital Kyiv.

How the Ukraine conflict is reshaping relations between Churches

Mar 3, 2022

By Andrea Gagliarducci

The Patriarchate of Moscow appears increasingly isolated. Read more

Bishop Pavlo Honcharuk, Latin Rite bishop of Kharkiv-Zaporizhia, Ukraine.

Ukrainian Catholic bishop is sheltering with Orthodox counterpart in besieged city, says charity

Mar 1, 2022

By CNA Staff

‘I wish for this war to end as quickly as possible,’ Bishop Pavlo Honcharuk said. Read more

Pope Francis meets with Patriarch Kirill in Havana, Cuba on Feb. 12, 2016.

Pope Francis’ second summit with Russian Orthodox patriarch could be held in June-July

Feb 18, 2022

By CNA Staff

Aleksandr Avdeyev said: ‘The place hasn’t been chosen yet.’ Read more