Checking in from the 2026 World Economic Forum in Davos, Ian Bremmer breaks down a deepening crisis in the transatlantic relationship as President Trump escalates pressure on Europe over Greenland.

With European leaders already stretched by the war in Ukraine, economic underperformance, and questions about US reliability, Trump’s renewed insistence that the United States must own Greenland has become a defining test of whether Europe can push back, or whether it fractures under pressure.