Editing First Council of Constantinople (section)

{{Short description|381 AD council of Christian bishops}}
{{For|the earlier Council of Constantinople in 359 dominated by Arians|Council of Constantinople (360)}}
{{Infobox ecumenical council
| council_name = First Council of Constantinople
| council_date = 381
| image = Homilies of Gregory the Theologian gr. 510, f 723.jpg
| caption = 9th-century Byzantine manuscript illumination of the First Council of Constantinople, ''[[Paris Gregory|Homilies of St. Gregory of Nazianzus]]'', 879–883
| accepted_by = {{plainlist|
* [[Catholic Church]]
* [[Eastern Orthodox Church]]
* [[Oriental Orthodox Church]]
* [[Church of the East]]
* [[Lutheran Church]]es
* [[Anglican Church]]es
* [[Reformed Church]]es}}
| previous = [[First Council of Nicaea]]
| next = {{plainlist|
* [[Council of Ephesus]] ([[Roman imperial Church]])
* [[Council of Seleucia-Ctesiphon]]<br>(Church of the East)}}
| convoked_by = Emperor [[Theodosius I]]
| presided_by = [[Timothy I of Alexandria|Timothy of Alexandria]], [[Meletius of Antioch]], [[Gregory of Nazianzus]],<br>and [[Nectarius of Constantinople]]
| attendance = 150 (no representation of Western Church)
| topics = [[Arianism]], [[Holy Spirit in Christianity|Holy Spirit]]
| documents = [[Nicene Creed#Niceno-Constantinopolitan Creed|Nicene Creed of 381]], 7 [[canon law|canon]]s (3 disputed)
}}
{{Oriental Orthodox sidebar|expanded=history}}
{{Eastern Orthodox sidebar|expanded=councils}}
{{Ecumenical councils of the Catholic Church}}

The '''First Council of Constantinople''' ({{langx|la|Concilium Constantinopolitanum}}; {{langx|grc|Σύνοδος τῆς Κωνσταντινουπόλεως}}) was a council of Christian bishops convened in [[Constantinople]] (now [[Istanbul]], [[Turkey]]) in AD 381 by the [[Roman Emperors|Roman Emperor]] [[Theodosius I]].<ref>[[Socrates Scholasticus]], ''Church History'', book 5, chapters 8 & 11, puts the council in the same year as the revolt of Magnus Maximus and death of Gratian.</ref><ref>{{ cite book |last1=Hebblewhite |first1=M. |title=Theodosius and the Limits of Empire|pages= 56ff |year=2020}}</ref> This second [[ecumenical council]], an effort to attain [[consensus decision-making|consensus]] in the church through an [[legislature|assembly]] representing all of [[Christendom]], except for the [[Western Church]],<ref name="dictionary">Richard Kieckhefer (1989). "Papacy". ''[[Dictionary of the Middle Ages]]''. {{ISBN|0-684-18275-0}}.</ref> confirmed the [[Nicene Creed]], expanding the doctrine thereof to produce the [[Nicene Creed#Niceno-Constantinopolitan Creed|Niceno-Constantinopolitan Creed]], and dealt with sundry other matters. It met from May to July 381<ref>{{Cite web|title=Catholic Encyclopedia: First Council of Constantinople|url=https://www.newadvent.org/cathen/04308a.htm|access-date=2021-06-02|website=www.newadvent.org}}</ref> in the [[Hagia Irene|Church of Hagia Irene]] and was affirmed as ecumenical in 451 at the [[Council of Chalcedon]] for [[Chalcedonian Christianity]] and the [[Second Council of Ephesus]] for the [[Oriental Orthodox Churches]].