The Incarnation Controversy: Cyril vs. Nestorius
A 5th-century controversy within the Church regarding the nature of the Incarnation of Christ, with Cyril of Alexandria and Nestorius holding opposing views.
Incarnation
Theological Debates in Early Christianity: The Trinity and Incarnation (Constantine to Chalcedon)
Early Christian theologians debated the nature of God and Christ's relationship to the Father, shaping Western Christianity.