The heads of state of all 27 European Union nations will meet for an "extraordinary meeting" later this week, European council president Antonio Costa said on Sunday.

Trump advisor Kevin Hassett calls for "cooler heads to prevail" as president threatens Denmark with tariffs over Greenland acquisition deal negotiations.

European Union leaders are using strong language like "intimidation" and "blackmail" to describe U.S. President Donald Trump's threat of new tariffs over Greenland.

European shares mostly fell and U.S. stock futures skidded Monday after President Trump threatened to slap a 10% extra tariff on imports from eight European countries because they oppose having America take control of Greenland.

European equities and U.S. stock futures fell after Trump’s threats over Greenland. Gold and silver prices hit fresh records.

Gold jumped to record high and stocks fell on Monday after Donald Trump’s pursuit of Greenland threatened to reignite a trade war with Europe and left transatlantic relations facing their gravest crisis in years.

Asia-Pacific markets traded subdued as investors weigh renewed U.S. tariff threats tied to Greenland that have stoked concerns of a growing rift between Washington and European nations.

U.S. President Donald Trump speaks as he meets with Secretary General of the North Atlantic Treaty Organization (NATO) Mark Rutte in the Oval Office of the White House in Washington, D.C., U.S., October 22,