Iran Refuses Ceasefire Demands, Vows to Use 'One Ton' Warheads

Iranian officials respond defiantly to U.S. threats as tensions escalate

Mar. 10, 2026 at 6:03pm

Got story updates? Submit your updates here. ›

In the ongoing tensions between the U.S. and Iran, Iranian officials have firmly rejected calls for a ceasefire, vowing to use powerful 'one ton' warheads in response to any further aggression. Ali Larijani, Secretary of Iran's National Security Council, issued a stern warning to President Trump, declaring that the Iranian people 'do not fear your hollow threats' and that those 'greater than you have failed to erase it'.

Why it matters

The escalating rhetoric and refusal to back down on both sides raises the specter of a potentially devastating military conflict, with Iran doubling down on its willingness to use its most powerful weapons. This comes amid continued uncertainty over the Trump administration's strategy and endgame for the conflict with Iran.

The details

In response to President Trump's latest threats of 'death, fire and fury', Iranian officials have issued a defiant rebuke, vowing to use their most powerful 'one ton' warheads if provoked. Dr. Setareh Sadeqi, of the University of Tehran, noted that the Iranian people are more united than ever in the face of ongoing threats from the U.S., and that the world will continue to see an 'unprecedented response' as Iran fights for its sovereignty.

  • On March 10, 2026, Iranian officials responded to President Trump's threats.

The players

Ali Larijani

Secretary of Iran's National Security Council.

Setareh Sadeqi

Professor at the University of Tehran.

Got photos? Submit your photos here. ›

What they’re saying

“do not fear your hollow threats; for those greater than you have failed to erase it… So beware lest you be the ones to vanish.”

— Ali Larijani, Secretary of Iran's National Security Council

“the Iranian people are more united than ever, in the face of ongoing threats to their nation from the US, and the world will continue to see an unprecedented response as Iran fights for its sovereignty.”

— Setareh Sadeqi, Professor, University of Tehran

The takeaway

The escalating tensions between the U.S. and Iran have reached a critical juncture, with both sides refusing to back down and Iran vowing to use its most powerful weapons if provoked. This raises the stakes for a potential military conflict with devastating consequences, underscoring the need for diplomatic solutions to de-escalate the situation.