President-elect Trump this week said that the United States should buy Greenland. Trump cited national security reasons, but what does that really mean?

Rachel Rizzo, nonresident senior fellow at the Atlantic Council's Europe Center, explains why Greenland is strategically important, whether the US could buy Greenland or how it could acquire it, and how Europeans have responded to Trump's comments.

For more, read our analysis "Everything you need to know about Trump’s Greenland gambit": https://www.atlanticcouncil.org/blogs/new-atlanticist/everything-you-need-to-know-about-trumps-greenland-gambit/