A day after the US Supreme Court ruled that Donald Trump's tariff blitz had been largely illegal, Trump fired back with another hike on import levies.

US President Donald Trump has said he will raise to 15% the temporary global tariff rate on imported goods after the US Supreme Court ruled against the tariffs he imposed under an economic emergency law.

Donald Trump said he's raising the global 10% tariff to 15%, a day after the Supreme Court blocked much of the US president's emergency tariffs. DW has the latest.

European leaders and businesses have responded to the US Supreme Court's decision to rule many of US President Donald Trump's tariffs illegal with both cautious optimism and deep uncertainty.

It is unclear what happens to the deals made with trading partners now that President Donald Trump’s tariffs have been found illegal by the US Supreme Court, says Hinrich Foundation’s Deborah Elms.

Trump said that he was making the decision “Based on a complete review of the ridiculous and extraordinarily anti-American decision issued yesterday,” by the U.S. Supreme Court.

Washington DC: US President Donald Trump on Friday (US local time) signed an order making 10 per cent global tariff on all countries, effective "almost