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 ...

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

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 ...

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

A court ruling in Egypt about St. Catherine’s Monastery in Sinai has sparked grave concern within the Greek Orthodox Church ...

Ioannis Kolettis, later Greek Prime Minister, formalised this longing in his political program—the Μεγάλη Ιδέα—a revivalist ...

The Borgias became prominent in both ecclesiastical and political affairs, producing two popes: Alfons de Borja, who ruled as ...

Pope Leo XIV delivered his first homily as Bishop of Rome at the Basilica of St. John Lateran, where he took possession of ...