The president has been adamant in recent weeks that US-ownership of Greenland is critical for national security, particularly for identifying and fending off threats from Russia and China.
President Trump's bellicose demands about Greenland and participation in his "board of peace" are deepening worries about the fate of the trans-Atlantic alliance.
Live updates: Trump meanders through foreign policy ahead of Davos speech to global leaders AP NewsTrump speaks at White House press briefing CNBCTrump updates: President marks one-year anniversary with Greenland threat Al JazeeraIs Trump losing the plot? vox.com
European Parliament member Anders Vistisen confronts President Donald Trump's Greenland interest with profanity-laced rebuke, drawing a reprimand from parliament leadership.
Stocks slumped on Wall Street Tuesday after President Trump threatened to hit eight European countries with new tariffs as tensions escalate over his attempts to assert American control over Greenland.