The council of Constantinople define the trinity by One substance and three persons.
What is The council of Constantinople?
- Theodosius I, a Roman emperor, called the First Council of Constantinople in AD 381. It was a gathering of Christian bishops held at Constantinople, which is now Istanbul, Turkey.
- The Nicene Creed was confirmed, its doctrine was expanded to create the Niceno-Constantinopolitan Creed, and it dealt with a variety of other issues during this second ecumenical council, an attempt to achieve consensus in the church through an assembly that represented all of Christendom, with the exception of the Western Church.
- It convened in the Church of Hagia Irene from May to July of 381 and was recognized as ecumenical in 451 at the Council of Chalcedon.
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