The terms "millenarianism" and "millennialism" are sometimes used interchangeably, but this usage is incorrect. The movement theology includes Christian doctrines of restorationism and millennialism. The context is the flourishing millennialism and sectarianism in 19th century Imperial Russia. Western influences are western esoteric traditions like Transcendentalism, and "New Age millennialism, self-empowerment and self-therapy". The group is non-Trinitarian, and teaches a form of millennialism. The Lutherans formally rejected chiliasm (millennialism) in The Augsburg Confession. The movement tended towards strong evangelism and millennialism. These beliefs have occasionally been associated with Christian millennialism and beliefs about UFOs. Alexander Campbell's millennialism was more optimistic than Stone's. They largely adopted Sabbatarianism in the 17th century, and were influenced by millennialism. Contemporary use of the term "End Times" has evolved from literal belief in Christian millennialism. However, as time went on, millennialism lost its appeal.