The [[Arian]]s of the 4th century denied the Trinity. They were condemned as heretics and they died out, but Arian ideas appeared in Europe after 1500. [[Isaac Newton]] was secretly an Arian. By the mid-18th century [[Unitarianism]] had emerged in England, and it spread to the U.S. by 1800. It dominated schools like Harvard by 1820. | The [[Arian]]s of the 4th century denied the Trinity. They were condemned as heretics and they died out, but Arian ideas appeared in Europe after 1500. [[Isaac Newton]] was secretly an Arian. By the mid-18th century [[Unitarianism]] had emerged in England, and it spread to the U.S. by 1800. It dominated schools like Harvard by 1820. |