The Council of Nicaea is not merely an event of the past but a compass that must continue to guide us towards the full ...

Pope Leo XIV greets Orthodox Metropolitan Emmanuel of Chalcedon, a bishop of the Orthodox Ecumenical Patriarchate, during a ...

By celebrating together this Nicene faith and by proclaiming it together, we will also advance towards the restoration of ...

Pope Leo XIV meets with participants in the Symposium “Nicaea and the Church of the Third Millennium: Towards ...

On Wednesday, May 14, in one of the first major speeches of his papacy, the newly elected pope issued a forceful call to preserve the traditions of Eastern Catholic Churches. He warned against ...

A 5.3-magnitude earthquake on Saturday rocked the Greek Orthodox religious enclave of Mount Athos in northern Greece, Athens' Institute of Geodynamics said.

Orthodox Christian art has almost nothing in common with its Catholic and Protestant counterparts despite the shared ...

The pope spoke at the symposium “Nicaea and the Church of the Third Millennium: Towards Catholic-Orthodox Unity,” which took ...

Christian unity will not be “primarily the fruit of our own efforts, nor will it be realized through any preconceived model ...

On Sunday, Ecumenical Patriarch Bartholomew I presided over a liturgy in Istanbul to mark the 1,700th anniversary of the ...

Pope Leo’s election also offers hope, because he reminds the world that religious conviction need not serve nationalist power ...

By Cindy Wooden, Catholic News Service The Council of Nicaea 1,700 years ago recognized that Christian unity had to be based ...