Stock Markets April 23, 2026 04:36 PM

Trump Says He Will Not Employ Nuclear Weapons Against Iran

President reiterates restraint while asserting U.S. military dominance after a recent cease-fire

By Derek Hwang
Trump Says He Will Not Employ Nuclear Weapons Against Iran

Speaking from the Oval Office, President Trump said he would not use a nuclear weapon against Iran, asserting that U.S. forces had already 'decimated them without it.' He reiterated that nuclear arms should never be used and said any rearmament during a recent two-week cease-fire could be neutralized by the U.S. in about one day.

Key Points

  • President Trump said he would not use a nuclear weapon against Iran and stated the U.S. had "decimated them without it."
  • Earlier threats on the president's social platform warned Iran that "a whole civilization will die tonight, never to be brought back again," but the president announced a cease-fire just before the deadline.
  • Trump said Iran may have rearmed "a little bit" during a two-week cease-fire, but asserted U.S. forces could "knock that out about one day, if they did." - Sectors likely sensitive to these developments include defense and energy.

President Trump told reporters in the Oval Office on Thursday that he would not deploy a nuclear weapon against Iran, saying the United States had "decimated them without it." He framed the use of nuclear arms as unacceptable against any nation.

Trump’s comments followed a series of public threats earlier in the month. On his social platform, he warned Iran that "a whole civilization will die tonight, never to be brought back again" unless Tehran reached an agreement. That post set a deadline that concluded with Trump announcing a cease-fire shortly before it expired.

Addressing the aftermath of that pause in hostilities, Trump suggested that Iran may have "loaded up their weaponry 'a little bit' during the two-week ceasefire," but he added that the U.S. military would be capable of eliminating any such build-up swiftly.

"Their navy is gone. Their air force is gone, their anti-aircraft is gone ...maybe they loaded up a little bit during the two-week hiatus, but we’ll knock that out about one day, if they did," Trump said.

The president emphasized two themes in his remarks: a categorical rejection of nuclear weapon use and a claim of rapid conventional military capability to respond to any renewed Iranian armaments. He also recalled his earlier, more severe social media language used to press Iran toward a deal, and noted that he later shifted to announcing a cease-fire as his deadline approached.


Below are the principal takeaways and near-term considerations stemming from the president’s statements.

  • Clear rejection of nuclear use - The president stated explicitly that a nuclear weapon should never be used against anyone.
  • Assertion of military capability - Trump maintained that U.S. forces could neutralize any weapons Iran might have moved during the cease-fire within around one day.
  • Recent escalation in rhetoric - Earlier threats made on the president’s social platform included an ultimatum that warned of catastrophic consequences unless Iran struck a deal, followed by a cease-fire announcement.

These remarks encapsulate the current public posture: strong conventional force claims paired with an avowed rejection of nuclear escalation.

Risks

  • Uncertainty over whether Iran increased its weapons holdings during the two-week cease-fire - this affects military and defense assessments.
  • Volatile rhetoric and abrupt shifts between threats and cease-fire announcements could create short-term market sensitivity in defense and global energy sectors.
  • Potential for rapid conventional military actions if the U.S. acts on claims about Iran's rearmament - this poses operational and geopolitical risk to regional stability.

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