US President Donald Trump has announced adjustments to national security tariffs on steel, aluminium and copper imports, aiming to simplify the system and reduce duties on certain manufactured goods.

US President Donald J. Trump has announced sweeping new tariffs on patented pharmaceutical products and their ingredients, invoking national security powers under Section 232 of the Trade Expansion Act of 1962.

Japan has called on the United States to uphold fair treatment under their bilateral trade deal amid a new US tariff plan, local media reported Tuesday.

Speaker Mike Johnson said on Monday that Congress is unlikely to pursue any legislation to codify President Donald Trump’s tariff agenda after the Supreme Court struck down the administration's broad levies last week.

On Monday, the European Parliament paused the ratification process of a major trade deal with the United States, marking the latest consequence of the Supreme Court overturning most of President Donald Trump's tariffs.

President Donald Trump said he will increase the global 10% tariff he announced one day ago to 15%, in reaction to the US Supreme Court’s ruling that his mechanism for applying tariffs was illegal.

South Korea will closely monitor additional U.S. measures and the trade environment after U.S. President Donald Trump signed an order imposing a new 10 percent "global tariff" on all countries, following the U.S. Supreme Court's ruling against his emergency tariffs, according to Cheong Wa Dae on Saturday.

Asian trading partners are closely monitoring uncertainty after Donald Trump announced a new 10% global import tariff, just hours after the U.S. Supreme Court struck down several previous levies. The court had invalidated tariffs imposed under the International Emergency Economic Powers Act (IEEPA), which had targeted major exporters including China, South Korea, Japan, and Taiwan.

Hong Kong officials say fresh U.S. tariffs are reinforcing the city’s role as a global trade hub, arguing that rising protectionism elsewhere could ultimately work in its favor.

On Friday, U.S. President Donald Trump announced plans to implement a 10 percent global tariff for 150 days to replace some of the emergency duties overturned by the U.S. Supreme Court.