In that place, in A.D. 325, a united Church laid the doctrinal foundations for believers in every age to follow.

Many sacred beliefs of our Catholic faith can be traced to the 21 ecumenical councils held since the fourth century.

A service marking the 1700th anniversary of the Council of Nicaea will be held Oct. 6 at the Cathedral Basilica of Saints ...

Pope Leo XIV has announced plans to visit Turkey for the 1,700th anniversary of the Council of Nicaea, a landmark event in ...

In what would be the first foreign trip of his papacy, Pope Leo hopes to travel to Türkiye later this year for the 1,700th ...

Pope Leo XIV pledged to work to “pursue the path of unity and fraternal charity” in a meeting in Castel Gandolfo with ...

Pope Leo XIV hopes to visit Turkey in the coming months for a Christian religious commemoration, in what could be his first ...

Leo XIV is expected to visit Nicaea — located in modern-day İznik in northwestern Turkey — to celebrate the 1,700th ...

Pope Leo XIV hopes to visit Turkey in the coming months for a Christian religious commemoration, in what could be his first ...

The Council of Nicaea in 325, whose 1,700th anniversary the global Church is now marking, was a pivotal moment in Christian history. It was the first ecumenical council, and it addressed a fundamental ...

Pope Leo said on Thursday he hopes to travel to Turkey later this year for the 1,700th anniversary of a major Christian ...

A Catholic archbishop in Turkey has termed the commemoration of the 1700 th anniversary of the Ecumenical Council of Nicaea as “an opportunity for ecumenical dialogue and unity.” Archbishop Martin ...