So, basically, the US is invading Greenland. Which is currently part of Denmark. Which is part of NATO. Which has a mutual defence clause. You can't just go and drill in other countries without being given permission to do that, it's a blatant violation of borders.
Andy ScollickDon't be surprised if Trumpland sends 'little green men' to snatch Greenland like Russia did in Ukraine's Crimea in 2014.