The US president says "why wouldn’t there be a regime change?" after officials earlier said the strikes were aimed at ending Iran's nuclear programme.

Progressives demanded unified opposition before President Trump announced U.S. strikes against Tehran's nuclear program, but Democratic Party leaders were treading more cautiously.

P resident Donald Trump said in a brief address to the nation Saturday evening that U.S. bombers had “totally obliterated” three key Iranian nuclear sites and threatened to hi

After initially favoring diplomacy, US President Donald Trump resorted to an extraordinary use of force against Iran on Saturday night, striking three of the regime’s key nuclear sites.

The U.S. struck Fordow, roughly 60 miles south of Tehran, as well as the Natanz complex to the southeast and Isfahan, southwest of Natanz, Trump said. The president hailed the attacks as a "spectacular military success," adding: "Iran's key nuclear enrichment facilities have been completely and totally obliterated."