What is the Thule Society and how did they contribute to European politics?

They were one of the most important groups most haven't heard of, but what did they do?|||They were a group of German Occultists that sponsored the German Workers Party. The German Workers Party became the National Socialist German Workers Party (The Nazi Party). They tended towards mysticism and invented the concept of an Aryan race and were enthusiastic supporters of Hitler, even though he was never a member.