Sweeping tariffs set to be imposed by President Donald Trump next month may cast a pall over his top diplomat's first official trip to Asia.

Chinese state media warned the Trump administration against striking deals that sideline China, after the president announced that Asian countries would face higher tariffs starting on Aug. 1.

Southeast Asia's biggest economies prepared on Tuesday to step up trade negotiations with Washington after it hit them with steep tariffs, despite a last-ditch flurry of offers to boost imports and slash levies on U.

While South Korean imports to the U.S. face 25% tariffs, the same as Trump promised in April, the rate on Japan has been raised by 1 percentage point to 25%.

Trump helped Speaker Mike Johnson pressure GOP holdouts into flipping their no votes to allow the measure to go forward in time to meet the president's self-imposed July Fourth deadline. Trump says tariff letters to be sent to 'various countries' on Monday President Donald Trump posted on Truth Social that his tariff letters "and/or deals" will be delivered to "various countries from around the world,