The island is home to a massive deposit of rare earths, which are crucial to U.S. efforts to maintain its technological lead over China. But tapping them isn't so easy.

The Danes have tried everything to pacify an unpredictable president. Now they may be reaching their red line.

Mr. Trump previously threatened to impose tariffs against countries that do not support his plans to acquire the territory.

Europe’s dependence on the United States for NATO security limits its options. Its strongest response could be retaliating with its own trade “bazooka.”

Trump's tariff threat has prompted a wave of condemnation from EU leaders, and the promise of a coordinated response

Europeans are reeling from U.S. President Donald Trump’s announcement that eight countries will face 10% tariff for opposing American control of Greenland.

Gold and silver prices climbed fresh peaks on Monday, as investors flocked to safe-haven assets on intensifying tensions, after U.S. President Donald Trump threatened to impose extra tariffs on European countries over the control of Greenland.