Trump says the U.S. ‘needs’ Greenland for Arctic security. Here’s why.

Greenland’s position above the Arctic Circle makes the world’s largest island a key part of security strategy. But for whom?

U.S. needs Greenland for security, Trump says. Its government disagrees

Greenland is a self-governing territory of Denmark, a longtime U.S. ally that has rejected Trump’s overtures. Greenland’s own ...