Because they like the flavor of the boot they are licking. They see themselves as the winners in this war, and are backing someone else who they see as a winner.

The dehumanisation, alongside the nazi virtue signaling, is a feature, not a bug.

Absolutely. The only wild card is the US military base in Greenland. Revoke all permissions for US soldiers to leave the base. Make it an offence for them to be outside the perimeter. If they are caught, arrest them, and deport them. Then work on dismantling the base

Serious question: why wouldn’t Greenland close the consulate and expel diplomats based on the threats to sovereignty?

Has anyone done this with Genghis Khan. Or maybe hitler?

Enshittification is a well documented and understood concept