President Trump has announced a 100% tariff on imported semiconductor chips unless companies commit to U.S. manufacturing, reshaping global supply chains and prompting swift industry reactions.

Economic activity tied to manufacturing has shrunk during most of President Trump’s second term, despite companies’ pledges ...

The diplomatic efforts show months of trade talks are far from over despite agreements trumpeted by the White House.

President Trump announced a potential 100% tariff on semiconductor chips imported from countries not manufacturing in the U.S. or committed to doing so. Exemptions would apply to companies investing ...