The first Council of Nicaea (Council I) was convened in 325 AD. It condemned Christian heresies that denied the divinity of [[Jesus Christ]], especially [[Arianism]]. The Council affirmed that Jesus was the Son of God. The Council issued the [[Nicene Creed]], which codified the theological understanding of the Holy Trinity and remains the unified statement of faith of all Christians to this day.
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The first '''Council of Nicaea''' (Council I) was convened in 325 AD. It was the first time Christianity could be called together from across the [[Roman Empire]] as it had been illegal before then and suffered persecutions leading to death. The council condemned Christian heresies that denied the divinity of [[Jesus Christ]], especially [[Arianism]]. The Council affirmed that Jesus was the Son of God. The Council issued the [[Nicene Creed]], which codified the theological understanding of the Holy [[Trinity]] and remains the unified statement of faith of all Christians to this day.
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The Council was presided over by [[Constantine]], who is said to have coined the term [[homousis]], the current language in the [[Nicene Creed]] describing Jesus as "of the same substance" as the father. Constantine's influence, though, is debated and some claim that his role was exaggerated by panegyric writers, especially [[Eusebius of Caesarea]].<ref>Michael Maas, "Readings in Late Antiquity"</ref>
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The Council was presided over by [[Constantine]], who is said to have coined the term [[homousis]], the current language in the [[Nicene Creed]] describing Jesus as "of the same substance" as the father. The Council of Nicaea also canonized the current Bible, agreeing to the form that had been in common usage.
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The Council of Nicaea also canonized the current Bible and removed all other books of the Bible it deemed heretical, including the [[Gospel of Thomas]] and other [[Gnostic Gospels]].