Iranian officials said their foreign minister had proposed a joint nuclear-enrichment venture, involving Arab countries and American investment.

Iran “must stop sponsoring terror, halt its bloody proxy wars and permanently and verifiably cease pursuit of nuclear weapons,” Trump said in remarks at a meeting of leaders from the Gulf Cooperation Council hosted by Crown Prince Mohammed bin Salman in the Saudi capital. “They cannot have a nuclear weapon.”

Saudi Arabia is one of the world’s biggest oil producers. But it also uses a large part of its oil for local energy, such as running air conditioners.

Iran's army chief of staff said the Islamic Republic's armed forces are at peak combat and intelligence readiness, warning that while enemies may start a conflict, Iran will decide how and where it ends,