BRUSSELS (AP) — U.S. President Donald Trump’s threats to annex Greenland and slap tariffs on its backers pose a challenge to Europe’s security, principles and prosperity, a top EU official said on Wednesday.

BRUSSELS (AP) — European Union leaders are gathering for emergency talks on Thursday to chart a new course in transatlantic relations after a tumultuous two weeks dominated by U.S. President Donald Trump’s renewed threats to take control of Greenland.

The signal comes a day before EU leaders meet to find ways to respond to President Donald Trump’s Greenland grab and tariff threats.

The EU chief offered to deepen cooperation with the US in Arctic region and termed imposing additional tariffs a "mistake."

President Donald Trump has posted private text messages from the head of NATO and France's president to the U.S. President, shortly after Norway's leader confirmed a leaked exchange did show tense correspondence between the Republican and NATO leaders.

President Trump conceded the U.S. may not end up taking over Greenland, but said he's "getting everything" he wanted out of the Danish territory.

By Steve Holland, Stine Jacobsen and Janis Laizans DAVOS, Switzerland/COPENHAGEN/NUUK, Jan 22 (Reuters) - U.S. President Donald Trump's abrupt ‌climbdown ​on using tariffs as a weapon to seize Greenland ‌brought relief on Thursday,

Over the past 24 hours, President Donald Trump has appeared to refer to "Greenland" as "Iceland" nearly a half dozen times.