事件基督教公元381381 CE
君士坦丁堡公会议（381）与尼西亚传统巩固Council of Constantinople (381) and Consolidation of Nicene Tradition
重申并扩展对圣灵与三位一体语言的表述，巩固尼西亚路线。H 轨：长期争论的阶段性收束；T 轨：信经权威的关键一环。Reaffirms and expands language on the Spirit and Trinity, consolidating Nicene trajectory. H-track: staged closure of long conflict; T-track: key creedal authority.