Mickey has defected.

"anti-western North Korean propaganda featuring early mickey mouse as the villain"...

https://i.imgur.com/TgSyaoZ.jpg

If the middle finger is a reference to the famous earlier use of the middle finger in North Korean propaganda, that’d mean that Mickey hasn’t really defected!
How Cold War Captives Resisted With the Middle Finger

The story of 83 American captives and the "Digit Affair."

Atlas Obscura