Global leaders and businesses react to more U.S. tariff swings

Governments and companies around the world scrambled Saturday to determine the impact of the U.S. Supreme Court ruling that struck down most of President Trump’s sweeping tariffs and his response with a new round of import taxes. The latest twist in the U.S. tariff roller-coaster ride, launched when Trump returned to office 13 months ago and upended dozens of trading relationships with the world’s biggest economy, roiled trade officials from Mexico to South Korea to South America and beyond. South Korea’s Trade Ministry called for an emergency meeting Saturday to understand the new landscape. Some specific exports to the U.S.,…