The doctrine of the incarnation has not been always accepted well by some in the church. This article explains how Docetism, Arianism, and Nestorianism denied the incarnation.

The doctrine of the Trinity was not always accepted by some in the church. Here are three controversies surrounding the Trinity: Arianism, modalism, and the filioque.

This article discusses and evaluates the heresy of Arianism, so-called because of its head, Arius. Due consideration is given to the Council of Nicea.

This article responds to and interacts with Kevin Giles who wrote in the same journal about his concerns with American evangelicals' view of the Trinity and in particular the "subordination of the Son" to the Father. This article acknowledges some valuable criticisms made by Giles and his defense of the full equality of the trinitarian persons opposing hierarchical relations.

Arius taught that Jesus was created. His teaching came to be known as Arianism. This article introduces the false teacher and his teaching.

This article details the history of the reformation of the fourth century, highlighting the beliefs of Athanasius over against Arianism.

The Wachtower organization and Jehovah's Witnesses have re-created the heresy of Arianism by denying the deity of Christ. This article examines the meaning of the word 'begotten', showing that this word refers to Christ in His uniqueness and con-substantiality. Jesus is God, and is one with the Father and the Holy Spirit.

The heresy of Mornachianism and Arianism had to do with the relationship of the Son to the Father. These heresies necessitated the Council of Nicea. This article shows how the Nicean Council dealt with Arianism, giving birth to the Nicean Creed.