+The **Council of Constantinople** primarily refers to the First [Ecumenical Council](/wiki/ecumenical_council) of 381 AD, a pivotal event in early Church history. Convened in the imperial city, it expanded the [Nicene Creed](/wiki/nicene_creed), condemning Arianism and further shaping Christian doctrine.
+## See also
+- [Constantinople](/wiki/constantinople)
+- [Christianity](/wiki/christianity)
+- [Council Of Nicaea](/wiki/council_of_nicaea)
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