Conversation so far:
What was the political views of Hedin ?
Hedin was a monarchist.
Which Monarchs or politicians did he support ?
King Gustaf V.
King Gustaf V was the king of which country ?
Swedish.
What was some of his controversial political views ?
Hedin felt that Soviet Russia posed a great threat to the West, which may be part of the reason why he supported Germany during both World Wars.
Are there any other interesting aspects about this article?
was expelled from the British Royal Geographical Society, and from the Imperial Russian Geographical Society.

Question: Why was he expelled from these socities ?
Self-contained rewrite: Why was Sven Hedin expelled from British Royal Geographic Society and from the Imperial Russian Geographical Society?