Conversation so far:
What was Prince Bernhard's initial response to Nazi Germany?
Prince Bernhard was a member of the "Reiter-SS", a mounted unit of the SS and joined the Nazi party.

Question: What did he do while in the "Reiter-SS?"?
Self-contained rewrite: What did Prince Bernhard of Lippe- Biesterfeld do while in the "Reiter-SS"?