European leaders expressed their confusion and pushed back Wednesday against President-elect Donald Trump's refusal to rule out using military force to take over Greenland.

We took the president-elect literally not seriously and charted out how the U.S. military would fare against Denmark — which recently boosted the island’s security by financing two dog sled

In recent weeks, Trump has ramped up his attacks on allies. He’s threatened to impose tariffs on Canada, Mexico and the European Union. He’s mocked Canada as the “51st state” and blamed Mexico for fentanyl overdoses in the U.S.