ANKARA, Turkey — Seeking to unify a recently decriminalized faith, Roman emperor Constantine the Great called a summit of early Christians in the ancient Anatolian city of Nicaea. The then-nascent ...

Centuries of church schisms show that if there’s a doctrine to be fought over, there’s a good chance Christians will fight about it. That repeated splintering is what makes the Council of Nicaea — a ...

ISTANBUL (RNS) — Before the newly resurfaced ruins of the Basilica of Neophytos, Pope Leo XIV joined with Patriarch Bartholomew of Constantinople, hoping to recover the same spirit of unity that once ...

Editor’s Note: The Maronite Catholic Church is one of 23 Eastern Catholic Churches in full communion with the pope in Rome. The Church’s approximately 3.5 million members worldwide are primarily ...

Although the ancient city of Nicaea lies in ruins and the geographic center of Christianity has shifted West, Pope Leo XIV and Christian leaders gathered at an archaeological site in Turkey to ...

Pope Leo XIV and Ecumenical Patriarch Bartholomew I of Constantinople, the spiritual leader of the Eastern Orthodox Church, participate in an ecumenical prayer service near the archaeological ...

Visitors look at tombs at archaeological excavations of the ancient Byzantine-era Christian Saint Neophytos Basilica, in Iznik, also known by its ancient name Nicaea, northwestern Turkey, Thursday, ...