E.U. Leaders Lean Toward Negotiating, Not Retaliating, Over Trump Threat Faced with the threat of steep tariffs by President Trump over Greenland, European leaders began to coalesce around a strategy ...

January 17, 2026 • In a post on social media, Trump said a 10% tariff will take effect on Feb. 1, and will climb to 25% on June 1 if a deal is not in place for the United States to purchase Greenland.