Trump sought Greenland deal that would hand U.S. more control over security

Key Highlights

• Trump is negotiating a deal for greater U. S. security control over Greenland.
• His public threats included the possibility of military action.
• Senior U. S. officials were sent to Davos to prepare for the negotiations.
• Trump's approach has unsettled long-standing U. S. partners.
• There are indications of potential tariffs on countries involved in the discussions.