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

The Catholic Church has appropriated May for the devotion to the Blessed Virgin Mary. Thus, every Catholic Church celebrates ...

Constantinople fell, and Emperor Constantine XI’s sacrifice marked the end of an era and a legacy of faith and defiance.

This year, the universal Church celebrates the 1,700th anniversary of the Council of Nicaea, the first ecumenical council ...

May 21 is a festive day as the Greek Orthodox Church commemorates Saint Constantine, the founder of Constantinople, and his ...

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

Emperor Constantine I convened the first ecumenical council in Nicaea. Why did he summon all the Christian bishops of his ...

This month, 1,700 years ago, was one of the most significant and consequential events in all of Church history ...

COMMENTARY: The first ecumenical council made a landmark profession of Christ’s divine identity that continues to anchor the ...

The creed set the standard for orthodoxy for 1,700 years. But no one professes the faith today in the ancient Turkish town ...

A quiet yet symbolically significant gathering took place on May 17 at the Coptic Orthodox Patriarchate in Cairo.

You might be wondering: what does a fourth-century church meeting have to do with me today? Actually, quite a lot.