President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE said in a Sunday night Fox News interview that he doesn't want to go to war with Iran but emphasized he will never allow the nation to develop nuclear weapons.

"I will not let Iran have nuclear weapons," Trump told Fox News host Steve Hilton. "I don’t want to fight. But you do have situations like Iran, you can’t let them have nuclear weapons — you just can’t let that happen.”

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Trump has reportedly grown frustrated with the hard-line approach toward Tehran taken by national security adviser John Bolton John BoltonMaximum pressure is keeping US troops in Iraq and Syria Woodward book trails Bolton, Mary Trump in first-week sales Ex-NSC official alleges 'unprecedented' intervention by White House aides in Bolton book review MORE and Secretary of State Mike Pompeo Michael (Mike) Richard PompeoTreasury sanctions individuals, groups tied to Russian malign influence activities Navalny released from hospital after suspected poisoning Overnight Defense: Pentagon redirects pandemic funding to defense contractors | US planning for full Afghanistan withdrawal by May | Anti-Trump GOP group puts ads in military papers MORE and wishes to negotiate directly with Iranian leaders, but escalated his own rhetoric earlier Sunday afternoon, warning that a military engagement would mean “the official end of Iran.”

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Tensions have risen between the two countries in recent weeks, with Bolton announcing a carrier group would be deployed to the Persian Gulf in response to unspecified acts of aggression by Iran, while Iran announced it will scale back some of its commitments under the 2015 nuclear deal on the anniversary of Trump’s announcement the U.S. would withdraw from the deal entirely.

"I ended the Iran nuclear deal, and actually, I must tell you — I had no idea it was going to be as strong as it was. It totally — the country is devastated from the standpoint of the economy," Trump said Sunday.