Are the European leaders playing the long game?

[Ocelot II]

9. Greenland has offshore oil and other mineral resources, but

despite decades of exploration, so far there has been little development because of the extreme difficulty and expense of extracting them. Greenland has little infrastructure, and it would take years to create one that would support mining or drilling. Trump wants Greenland because it's big (but not nearly as big as he thinks it is). It's an ego trip for him.