Arch is plenty stable

Yes. Even for non-Catholics it’s notable because the Pope has so much influence in Christendom.

1. If Denmark doesn’t recognize Greenland’s self-determination then they are hypocrites.
2. Maybe maybe not. He could also give them way more. There arent a lot of people there.
3. Being an American means you don’t care what the rest of the world thinks about you so this point is moot.