Trump threatens China with 'staggering' tariffs if it helps Iran

Trump threatens China with 'staggering' tariffs if it helps Iran US President Donald Trump has threatened China with "staggering" new tariffs if the country provides military assistance to Iran. "If we catch them doing that, they get a 50 percent tariff, which is a staggering - that's a staggering amount," the president said in an interview with Fox News. Trump said: "We’re not going to let Iran make money on selling oil to people that they like.