India, Jan. 24 -- Greenland, normally just a huge, icy island, has suddenly become a hot topic in world politics. Recently, Donald Trump has been stirring things up again by saying the U.S. should take over Greenland, claiming it's crucial for America's safety. Unsurprisingly, Denmark isn't happy about this, as Greenland is part of their realm, and European leaders are speaking out, stressing that Greenland belongs to its own people. So what's really happening and why this cold, faraway place suddenly grabbed everyone's attention?

Trump's interest pushed Greenland from an out-of-the-way, nearly overlooked spot into major headlines. Now, people are connecting it to all sorts of issues: possible future disputes, trade agreements, and even...