A few weeks ago, German Cardinal Kurt Koch lamented how the German Synodal Way is claiming there are “new sources of revelation” which require the development of Church teaching. This same line of thinking was also found in Germany during Hitler’s rise to power, when the “German Christian” movement tried to reconcile Christian and Nazi beliefs. We begin with Robert Ericksen, who tells us how Protestant theologians reacted to the rise of Hitler, then continue with Robert Krieg, who tells us what the Catholic Church was doing at the time.