Gregory of Nyssa
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Gregory of Nyssa, also known as Gregory Nyssen, was an early Christian theologian who served as the bishop of Nyssa from 372 to 376 and from 378 until his death in 394. He is venerated as a saint in E
Icon of Gregory 14th-century fresco, Chora Church, Istanbul
The First Council of Constantinople, as depicted in a fresco in the Stavropoleos Monastery, Bucharest, Romania.
11th-century mosaic of Gregory of Nyssa. Saint Sophia Cathedral in Kyiv, Ukraine.
Saint Gregory of Nyssa, Menologion of Basil II, 10th century
First Council of Nicaea
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The First Council of Nicaea was a council of Christian bishops convened in the Bithynian city of Nicaea by the Roman Emperor Constantine I, also known as the First Ecumenical Council. It met from May
The Council of Nicaea, with Arius depicted as defeated by the council, written by Michael Damaskinos, 1591.
Icon depicting the Emperor Constantine and the bishops of the First Council of Nicaea (325) holding the Niceno–Constantinopolitan Creed of 381
A fresco depicting the First Council of Nicaea at the Vatican's Sistine Salon
Christ Pantocrator mosaic from Hagia Sophia 2744 x 2900 pixels 3.1 MB