The Earth is a sphere! Keep heading west and sooner or later you will discover footprints.
The conversation relating to Greenland’s future is cluttered with defiance. I believe a brief review of history just might help clear up a few issues. I came across this “clip” and while it deals mainly with France it’s important to consider that the entirety of Europe has gone through the same patterns of expansion/contraction. Italy, for example, has been invaded at least 11 times before it was officially united (as “Italy”) in 1861 and there are several Countries that have been wiped off the map examples being Yugoslavia, Czechoslovakia and Prussia.