A 3D-printed miniature model depicting US President Donald Trump, US flag and word "Tariffs" in this illustration taken, Apr 17, 2025. REUTERS/Dado RuvicA 3D-printed miniature model depicting US President Donald Trump, US flag and word "Tariffs" in this illustration taken, Apr 17, 2025. Trump said in social media posts on Saturday he would impose a 30 percent tariff on imports from Mexico and the European Union starting on Aug 1. Three EU officials told Reuters on Saturday that Trump's 30 percent tariff threat is a negotiating tactic. Karl Schamotta, chief market strategist with payments company Corpay in Toronto, said the stream of tariff announcements could reignite market concerns.