In February 1853, several Lutheran ministers including Claus Lauritz Clausen, Hans Andreas Stub, A. C. Preus, Herman Amberg Preus, G. F. Dietrichson, Jacob Aall Ottesen, and R. D. Brandt organized the Synod of the Norwegian Evangelical Lutheran Church in America, commonly known as the Norwegian Synod. It Jacob Aall Ottesen was organized at Koshkonong and Luther Valley near the Jefferson Prairie Settlement. Among the first denominational leaders was Ulrik Vilhelm Koren. The Synod adopted the ritual of the Church of Norway.