The U.S. has bombed three nuclear sites in Iran, President Donald Trump announced on Saturday night, more than a week after Israel unleashed widespread airstrikes against the country. The attack , What to know. U.S. ATTACKS IRAN: President Donald Trump posted on Truth Social on Saturday that the U.S. "completed a successful attack." TRUMP ADDRESS: In an address to the nation tonight, Trump , WASHINGTON − The United States has attacked Iran, bombing sites associated with the country’s nuclear facilities, President Donald Trump announced Saturday night in a social media post.. B-2 , "We have completed our very successful attack on the three Nuclear sites in Iran, including Fordow, Natanz, and Esfahan. All planes are now outside of Iran air space," he wrote on Truth Social., President Trump calls attack "very successful", as Washington joins Israel's air campaign against Iran. Tehran had warned the US that any involvement would lead to retaliation., Trump said the U.S. attacked three sites in Iran. The Israel Defense Forces said it completed strikes in southwestern Iran Saturday on "a military site containing missile launchers.” Fighter .