COMMENTARY: Marking the 1,700th anniversary of the Council of Nicaea, the Pope contrasts orthodox faith with the claims of ...

You know Yogi Berra’s one-liner: “This is déjà vu all over again.” Well, the modern Catholic Church is experiencing Arianism all over again. Marcellino D’Ambrosio’s new book When the Church Was Young ...

After the Council of Nicaea, the real fight for the divinity of Christ began. At the Council of Nicaea, Arius and his ideas lost. But for decades after the council, it appeared that an Arian ...

Was the addition of Filioque to the Nicene Creed necessary to combat Arianism in the West? This is an assertion often made in its defense, but is this really true? Filioque—”and the Son” in Latin—is a ...

It wa a heresy that attempted to find a compromise between the Catholic Faith and Arianism. At the Council of Nicaea (325 A.D.), it was declared that the Son of God is "of the same substance" ...

In May 325, 300 bishops responded to the summons of the Roman emperor Constantine, gathering at Nicaea, in present-day Turkey, to discuss pressing theological controversies then dividing the church.

Pope Francis looks at a statue of Mary, the Mother of God, and the child Jesus in King Baudouin Stadium in Brussels, Belgium on Sep. 29, 2024. (Credit: Omar Havana/AP.) Listen Pope Francis’s homily on ...

The Catholic Church on May 2 honors St. Athanasius of Alexandria, a fourth-century bishop known as “the father of orthodoxy” for his dedication to the doctrine of Christ’s divinity. Athanasius played ...