Original: It was founded in 1922 in Switzerland by a group of mainly Lutheran theologians and ministers led by Friedrich Rittelmeyer,Claudia Becker, Attempts of religious renewal in the modern trend by the example of the evangelic theologian Friedrich Rittelmeyer (1872-1938), Ph.D. dissertation, Freie Universität Berlin, 2000.
Simplified: It was founded in 1922 in Dornach (Switzerland) by a group of theologians and pastors, led by the Protestant pastor Friedrich Rittelmeyer.