Hitler was democratically elected and was able to pass the Enabling Act to consolidate power in his hands.  Y'know to save the German economy and protect the people from Muslim, er, Jewish terrorists.  Who lived in Poland and sites ll over the world - remarkably in many places that Hitler needed resources from.

And Germany, prior to Hitler, was remarkably liberal.  It was something that motivated the conservative Hitler forces to "cleanse" their society of enfeebling liberal ideas.