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Fideograph · Church History
Saturday, 20 May

Today in Church History

What happened in the life of the Church on this day across twenty centuries.

1 event · May
← 19 May Saturday, 20 May 21 May →
◆ Council AD 325
First Council of Nicaea opens
Convened by Emperor Constantine, approximately 318 bishops gathered to address the Arian controversy. The Council defined that the Son is homoousios — of the same substance — with the Father, and produced the original Nicene Creed.
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