Positive Christianity that is so popular nowdays surprisingly for me was invented in Nazi Germany by Hitler and his party guys – https://en.wikipedia.org/wiki/Positive_Christianity
Another interesting thing related to Hitler is there was a concentration camp Priest barracks that were keeping all the Priests mostly Roman Catholic (about 94.88%) which were not agreeable with Nazi’s philosophy, the priest concentration camp hold also 22 orthodox priests, some evangelicals and even 2 muslims. – https://en.wikipedia.org/wiki/Priest_Barracks_of_Dachau_Concentration_Camp