UNITARIANISM, a system of Christian thought and religious observance, based, as opposed to orthodox Trinitarianism, on the unipersonality of the Godhead, i.e.
Overt Unitarianism has never had much vogue in Scotland.
- Unitarianism in the United States followed essentially the same development as in England, and passed through the stages of Arminianism, Arianism, anti-tritheism, to rationalism and a modernism based on a large-minded acceptance of the results of the comparative study of all religions.
See Joseph Henry Allen, Our Liberal Movement in Theology (Boston, 1882), and Sequel to our Liberal Movement (Boston, 1897); John White Chadwick, Old and New Unitarian Belief (Boston, 1894), and specially William Ellery Channing (1903); Unitarianism: its Origin and History, a course of Sixteen Lectures (Boston, 1895) George Willis Cooke, Unitarianism in America: a History of its Origin and Development (Boston, 1902); and Unitarian Year Book (Boston).
In this address Emerson laid his hand on the sensitive point of Unitarianism, which rejected the divinity of Jesus, but held fast to his supreme authority.