In a speech to political leaders and business elites at the 2025 Davos World Economic Forum, U.S. President Donald Trump accused the European Union of treating his country "very unfairly" and "very badly." Before that, Trump also spoke of imposing tariffs on imports from Mexico, Canada and China. What are the likely impacts of Trump’s policies on the rest of the world? What has been the international reaction so far to his comments and decisions?