Conversation so far:
What is Sven Hedin's connection to Nazi Germany?
Sven Hedin's conservative and pro-German views eventually translated into sympathy for the Third Reich.
What else did Sven Hedin do?
Sven Hedin met Adolf Hitler and other leading National Socialists repeatedly and was in regular correspondence with them.

Question: What was the result of this?
Self-contained rewrite: What was the result of Sven Hedin meeting Adolf Hitler and other leading National Socialists?