Marking 1700 years since Nicaea, the International Theological Commission reflects on the Council’s enduring unity, legacy, ...

Recognizing the essential tenets of faith that Catholics and Orthodox share should be the lens through which they discuss the issues that continue to separate them, Pope Leo XIV ...

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

It is dangerous to put too much emphasis on the past or the future, Italian Sister Maria Gloria Riva said in a meditation for the Jubilee of the Holy See.

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

The Nicene Creed, recited every Sunday in Catholic churches around the world, is one of the oldest credal formulae (or ...

Next summer these United States will celebrate our 250th birthday which is quite an accomplishment for what Abraham Lincoln called this, “… new nation, conceived in liberty, and dedicated to ...

The first ecumenical council, known as the Council of Nicaea, is still accepted as authoritative by the Catholic Church, the ...

This raucous meeting, which took place exactly 1700 years ago, was one of the most important in Christian history.

The 381 Council of Constantinople solidified Trinitarian doctrine, affirmed the Holy Spirit’s divinity, and reshaped the ...

Christian leaders stress that the council and its anniversary still have relevance in the modern day, despite theological ...

What is crucially important about the Nicene creed from its original 325 form is that it firmly establishes the trinitarian understanding of God. Perhaps all of this may seem rather esoteric in ...