Conversation so far:
What was the Midsummer crisis connection with Gustaf V of Sweden?
According to Prime Minister Hansson during the Midsummer crisis, Gustaf V of Sweden in a private conversation had threatened to abdicate if the Government did not approve a German request.
Did Gustaf V of Sweden abdicate if the Government did not approve a German request to transfer a fighting infantry division?
The event has later received considerable attention from Swedish historians and is known as midsommarkrisen, the Midsummer Crisis.

Question: what else important happened
Self-contained rewrite: What else happened with the Midsummer crisis and its connection with Gustaf V of Sweden besides the alleged abdication?