UK Starmer calls for 'calm discussion' to avert trade war with US over Greenland

British Prime Minister Keir Starmer speaks to the media in the briefing room of 9 Downing Street in central London, Britain, after U.S. president Donald Trump's threats to ramp up tariffs until a deal is reached for the U.S. to buy Greenland. Picture date: Monday January 19, 2026. (Reuters)