Original sentence: " Most of these individual movements sought to teach what they believed was a more pure understanding of the New Testament.In the 19th century America a movement known as Restorationism arose, which claimed to restore "original Christianity.Restorationists claim no genesis from Nicene Christianity (Christianity as formulated at the First Council of Nicaea), which they see as corrupted by a Great Apostasy
Edited sentence: "  Most of these individual movements sought to teach what they believed was a more pure understanding of the New Testament.Baptists and Anabaptists and Oneness Pentecostalism all claim the existence of a hidden lineage of believers throughout history, but there is little evidence to support their claims.In general, Restorationists claim no genesis from Nicene Christianity (Christianity as formulated at the First Council of Nicaea), which they see as corrupted by a Great Apostasy.In the 19th century, chiefly in America, a movement known as Restorationism arose, which claimed to restore "original Christianity