During the Arian heresy, St. Hilary of Poitiers held what position in the church?

St. Hilary of Poitiers is recognized as a Latin church father, a designation that reflects his significant contributions to Western Christianity and his role in the theological debates that were central to the Arian heresy during the early Church. His writings, notably "On the Trinity," reflect a deep engagement with the theological controversies of his time, particularly regarding the nature of Christ and His relationship to the Father. Being a Latin father places him firmly in the context of the Western Church, where he articulated the orthodox Christian position against Arianism, which denied the full divinity of Jesus Christ.

His contributions were vital in defending the Nicene creed and establishing the doctrine of the Trinity, shaping the theological landscape of the Latin Church. By engaging in these theological discussions and firmly opposing Arian views, St. Hilary solidified his role as a key figure in Christian theology and a defender of the faith during a critical period in church history.