A doctrine central to Christian belief that there is one God in three persons: the Father, the Son, and the Holy Spirit.
Theological foundations: The basic principles that underpin the Trinity as a concept in Western religions.
Historical development: The origins and evolution of the doctrine of the Trinity through the history of Western religions.
The three Persons: The Father, Son, and Holy Spirit, and their roles in the Trinity.
The nature of God: The concept of God in the Trinity, including the divinity, omnipotence, and omniscience of God.
The role of Christ: The role of Jesus Christ in the Trinity as the Son of God and the savior of humanity.
The Holy Spirit: The role of the Holy Spirit in the Trinity as the agent of God's power and presence in the world.
Creedal formulations: The historical creeds and confessions of faith that have defined the doctrine of the Trinity.
Ecumenical debates: The debates within and between Western religious traditions over the nature and validity of the Trinity.
Practical implications: The practical implications of the Trinity for worship, ethics, and daily life in Western religious communities.
Contemporary challenges: The contemporary challenges faced by the doctrine of the Trinity, including criticisms from within and outside of Western religious traditions.
Nicene Trinity: This is the traditional view of the Trinity held by most Christians. It emphasizes the unity of God as three persons: the Father, the Son, and the Holy Spirit.
Social Trinity: This view of the Trinity emphasizes the distinctness of the Trinity members and their interactions. It also emphasizes that the Trinity represents the perfect community.
Economic Trinity: This view of the Trinity emphasizes the roles of the Trinity members in relation to each other and humanity. It focuses on God the Father as the Creator, Jesus Christ as the Savior, and the Holy Spirit as the Sustainer.
Modalist Trinity: This view of the Trinity emphasizes that there is only one God who reveals himself in three different modes or forms.
Trinitarian Panentheism: This is a modern view of the Trinity that emphasizes God's presence in everything and everyone. It focuses mainly on the Holy Spirit as the divine presence in the world.
Unitarianism: This view denies the idea of three persons but instead emphasises oneness and unity of God.
Arianism: This view was declared as heresy in early Christianity though having continued in some forms like Jehovah's Witnesses. This view emphasizes that the Son of God was not equal to God the Father in substance.
Adoptionism: This view asserts that Jesus was a mere mortal being and was later adopted by God the Father as his son.