There's an ongoing and popular desire to become independent.
https://en.wikipedia.org/wiki/Greenlandic_independence
"Cosmetics Billionaire Convinced Trump That the U.S. Should Buy Greenland" (Denmark said "no" and Conan O'Brien visited to find out what went wrong.)
https://visitgreenland.com/articles/conan-obrien-in-greenlan...
Iceland relies on cooperation with the US military for defense:
https://en.wikipedia.org/wiki/Naval_Air_Station_Keflavik