China Escalates US Trade Tensions on Two New Fronts

China’s escalating conflict with the US over trade is now extending to drones that have become a vital part of Ukraine’s defense against Russia’s war. Chinese manufacturers are said to have recently begun limiting sales to the US and Europe of key components used to build unmanned aerial vehicles. The moves are said to be a prelude to broader export restrictions on drone parts that western officials expect Beijing to enforce in the new year. China also has opened a probe into Nvidia over suspicions that the US chipmaker broke...