The president has told his advisers he would want any action to deliver a decisive blow to the Iranian regime, but so far he hasn't gotten that guarantee from them, sources say.

President Trump expressed uncertainty over whether Iranian opposition figure Reza Pahlavi would be able to muster support in Iran to eventually take over.

Follow Newsweek for live coverage of the unrest rocking Iran, as President Donald Trump weighs his options—including strikes.

Trump voters talk about how they feel about Trump's actions with Venezuela and potential action in Iran and Greenland.

On Monday, White House Press Secretary Karoline Leavitt told Fox News that while diplomacy remained Trump’s first option for Iran, he is “unafraid to use the lethal force and might of the United States military if and when he deems that necessary”.

Iranian state TV warned that “the bullet won’t miss” in a new broadcast referencing Trump's 2024 assassination attempt.

On Tuesday afternoon, Trump announced he had canceled “all meetings with Iranian officials until the senseless killing of protesters stops.” He urged Iranian “patriots” to keep protesting and vowed that Iran will “pay a big price” for its actions. “Help is on its way. MIGA [Make Iran Great Again],” he wrote.