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Intelligence LeakGeopolitical Crisis· 3 min read· in News & Politics

US Warned Iran of Alleged Israeli Plot to Assassinate Negotiators During Ceasefire Talks

US intelligence officials reportedly alerted Iranian counterparts to an impending Israeli assassination plot against Tehran's top negotiators to prevent the collapse of fragile ceasefire talks. The unprecedented intervention has sparked outrage in Jerusalem and intense debate in Washington over the limits of the US-Israel alliance.

By Anaya Sharma

How this story has developed

This report is part of a developing story — read the earlier chapters below.

  1. The End of Global Oil Security: How the Strait of Hormuz Conflict Rewrites the Rules of Energy Geopolitics
  2. U.S. and Iran Weigh Potential Peace Deal to Reopen Strait of Hormuz Amid Conflicting Claims
  3. US-Iran Ceasefire Falters as Regional Strikes Resume and US House Weighs War Powers Resolution
  4. One Dead, Dozens Injured After Drone Strike Hits Kuwait International Airport Amid US-Iran Escalation
  5. US and Iran Exchange Direct Strikes in the Gulf, Shattering Ceasefire Hopes
  6. U.S. Launches Strikes on Iranian Military Targets Following Downing of Army Helicopter
  7. Military Strikes Destroy Iranian Water Facilities Near Strait of Hormuz, Prompting War Crime Warnings
  8. The Stakes of Kharg Island: Why the U.S. is Threatening Iran's Oil Fortress
  9. Trump Halts Planned Strikes on Iran, Claims Peace Deal is Imminent Despite Tehran's Caution
  10. Risk the Strait or Wait: The Costly Dilemma Trapping 500 Ships in the Persian Gulf
  11. Trump Rejects Leaked Iran Ceasefire Terms as 'Fake News' Amid Fragile Negotiations
  12. US and Iran Reach Final Text for Peace Agreement Following Pakistani Mediation
  13. Israel Strikes Beirut Suburbs Following Ceasefire Violation as U.S.-Iran Peace Deal Hangs in Balance
  14. Hegseth Clashes With CBS Over U.S. Munitions Crisis as Iran War Drains Stockpiles
  15. US and Iran Reach Deal to Reopen Strait of Hormuz, Ending Four-Month Global Trade Blockade
  16. Economic Rebound in Focus as U.S.-Iran Conflict Winds Down
  17. US and Iran Sign Preliminary Deal to End 109-Day War: What the MoU Actually Says
  18. US and Iran Reach Historic Truce to End 2026 War, but Regional Tensions Persist
  19. Senate Blocks Bid to Limit Trump's War Powers as US-Iran Peace Deal Nears
  20. Trump Rebukes Netanyahu Over Lebanon Offensive as US-Iran Peace Deal Advances
  21. From Supply Shock to Oil Glut: How the Iran War is Destroying Global Energy Demand
  22. U.S. and Iran Agree to 60-Day Ceasefire MOU Featuring Immediate Oil Waivers and $300 Billion Investment Framework
  23. Vance Rebukes Israeli Critics of U.S.-Iran Peace Agreement, Warning Against Alienating 'Only Powerful Ally'
  24. Vance Postpones Switzerland Trip for Iran Nuclear Talks Amid Friction with Israel and EU Sanctions Stance
  25. Vance Delays Switzerland Trip for Iran Talks, Rebukes Israeli Critics of Peace Deal
  26. Public Support Wanes as Congress Questions the Mounting Costs of the US-Iran Conflict
  27. Trump's $1.5 Trillion Military Budget Stalls as Congress Balks at Iran War Costs
  28. U.S. and Iran Postpone High-Stakes Nuclear Talks in Switzerland Amid Regional Tensions
  29. Iran Closes Strait of Hormuz, Shattering Three-Day-Old Ceasefire Over Lebanon Strikes
  30. Iran Halts Strait of Hormuz Traffic as Regional Tensions Escalate Over US-Brokered Deal
  31. Iran Declares Strait of Hormuz Closed Over Lebanon Strikes; U.S. Military Denies Blockade
  32. US and Iran Open Nuclear Talks in Switzerland Amid Dispute Over Strait of Hormuz
  33. U.S. and Iran Launch 60-Day Push for New Nuclear and Security Agreement in Switzerland
  34. US and Iran Claim Progress in Peace Talks as Trump Threats Complicate Vance's Diplomacy
  35. US Eases Iran Oil Sanctions as Tehran Agrees to Resume Nuclear Inspections
  36. US and Iran Agree to Lebanon 'De-Confliction Cell' to Salvage Regional Peace Talks
  37. US Waives Iranian Oil Sanctions and Releases $12 Billion in Exchange for Nuclear Inspections
  38. US Issues Sweeping Iran Oil Sanctions Waivers, Reshaping Global Energy Markets
  39. Iran and Oman Advance Plans to Toll the Strait of Hormuz: What It Means for Global Trade
  40. US-Iran Crisis and Peace Push: Strait of Hormuz Tolls, Nuclear Inspections, and the Senate Vote Explained
  41. Senate Passes Historic War Powers Resolution on Iran as NATO Praises Ceasefire Deal
  42. US-Iran Ceasefire Reopens Strait of Hormuz, Easing Global Shipping and Oil Prices
  43. UN Nuclear Chief Says Inspectors Will Visit Iran Sites Under Fragile War Deal
  44. Trump Rebukes NATO Over Iran War as White House Seeks $87.6 Billion to Replenish Military
  45. Iran Strikes Commercial Ship in Strait of Hormuz, Halting UN Evacuation Route
  46. US Strikes Iranian Missile Sites Following Drone Attack on Cargo Ship, Testing Fragile Ceasefire
  47. Iran Launches Drone Attack on Bahrain Targeting US Military After Retaliatory US Strikes
  48. FACT CHECK: Did Iran Request a Meeting With the U.S. in Doha?
  49. US Warned Iran of Alleged Israeli Plot to Assassinate Negotiators During Ceasefire Talks (this article)
  50. Trump Signs New Iran Executive Orders, Threatens to Decimate Infrastructure by Tomorrow Night
  51. U.S. Launches Retaliatory Strikes on Iran and Revokes Oil Waivers Following Strait of Hormuz Attacks
  52. The New Middle East Order: How China Brokered a Ceasefire After U.S. and Israeli Strikes on Iran
  53. The Collapse of the Islamabad Memorandum: Analyzing the Return to US-Iran Hostilities and the Global Economic Fallout
  54. Trump Suggests Standing Order to Attack Iran if Assassinated, Leaving Execution to VP Vance
  55. U.S. Imposes 20% Tariff on Strait of Hormuz Cargo, Reinstates Naval Blockade on Iran
  56. Senate Democrats Block Must-Pass Defense Bill Over Iran War and Israel Integration
  57. The Evidence Pack: Analyzing the Resumption of US-Iran Strikes and Competing Radar Claims
  58. Global Real Estate Investment Volumes Slip as Iran Conflict Triggers 'State-Altering Shock' and Capital Pullback
  59. Iran Rejects U.S. Ceasefire Proposal and Threatens Tel Aviv as Trump Weighs 'Massive Attack'
  60. U.S. General Warns Pentagon of Insufficient Naval Forces to Protect Israel from Iranian Missiles
  61. Is the Strait of Hormuz Closure a Supply Shock That Has Rendered Central Bank Policy Obsolete?
  62. US-Iran War Escalates to Second Maritime Front as Houthis Blockade Bab el-Mandeb Strait
  63. How the Strait of Hormuz Crisis Turned Global Food Security into a Geopolitical Weapon
  64. $75M Esports World Cup Relocates to Paris Amid Middle East Security Concerns
  65. Esports Nations Cup Postponed to 2027 Citing 'Regional Uncertainty,' Following EWC Relocation
  66. AG.AL Wins $7 Million Esports World Cup Club Championship, Denying Team Falcons Third Title
  67. Esports World Cup 2026 Viewership Jumps 37%, Driven by Kick and 300% Growth in Hindi Broadcasts
US Diplomatic Strategy 35%Israeli Security Imperative 35%US Domestic Critics 20%Iranian Regional Posture 10%
US Diplomatic Strategy
Values the preservation of the ceasefire process and regional stability over individual tactical operations.
Israeli Security Imperative
Prioritizes the elimination of immediate threats and views the US intervention as a dangerous breach of trust.
US Domestic Critics
Argues that the administration unlawfully provided material support and classified intelligence to a hostile foreign power.
Iranian Regional Posture
Views the incident as proof of Western duplicity but utilized the intelligence to protect its delegation.

Perspectives this story doesn't cover

  • Omani mediators hosting the talks
  • European allies involved in the broader ceasefire negotiations

Why it matters

This unprecedented intelligence-sharing fundamentally alters the US-Israel security dynamic and reveals the extreme lengths Washington will go to secure a Middle East ceasefire. For readers, it signals a potential rupture in a foundational geopolitical alliance, which could reshape global oil markets, defense spending, and the trajectory of the ongoing regional conflict.

In an extraordinary breach of standard diplomatic and intelligence protocols, United States officials reportedly warned Iran of an imminent Israeli plot to assassinate top Iranian negotiators. The back-channel alert, delivered just days before critical ceasefire talks in Oman, was intended to prevent the total collapse of negotiations aimed at ending the months-long regional war. The intervention highlights the extreme pressure the administration is under to secure a diplomatic breakthrough following the devastating escalation that began in February.[1][5]

According to multiple intelligence sources, the CIA intercepted communications detailing a highly classified Mossad operation targeting three senior Iranian diplomats. Fearing that the assassination of these officials would trigger massive Iranian retaliation and permanently derail the fragile peace process, the US administration authorized a direct warning to Tehran. This message was reportedly transmitted through Swiss intermediaries, who have historically managed back-channel communications between Washington and Tehran.[5]

The revelation has triggered absolute fury in Jerusalem. Israeli officials, speaking on the condition of anonymity, accused Washington of a profound betrayal that not only compromised a highly classified operation but also actively protected individuals responsible for orchestrating attacks against Israeli and American citizens. The Israeli security establishment views the targeted negotiators not merely as diplomats, but as active participants in Iran's military strategy.[2]

Timeline of the intercepted intelligence and the subsequent US warning to Iranian officials.

Defenders of the move within the US administration argue that the stakes were simply too high to allow the assassinations to proceed. With the Middle East teetering on the edge of a broader, uncontrollable conflict, officials determined that preserving the ceasefire talks was the paramount national security interest. They contend that an Israeli strike at this specific juncture would have forced Iran into a massive retaliatory posture, endangering thousands of American troops stationed in the region and collapsing global energy markets.[1][5]

Defenders of the move within the US administration argue that the stakes were simply too high to allow the assassinations to proceed.

The domestic political fallout in the United States has been immediate and explosive. Conservative lawmakers have demanded emergency congressional hearings, characterizing the tip-off as providing material support to a hostile foreign power. Several prominent figures have called for an immediate investigation into who authorized the intelligence leak, arguing that the administration prioritized a flawed diplomatic process over the security of its closest Middle Eastern ally.[3]

In Tehran, the warning was reportedly received with deep suspicion but ultimately prompted the immediate relocation of the targeted negotiators. Iranian state media has not officially acknowledged the US tip-off, but regional outlets report that the Iranian delegation arrived at the Oman talks with significantly enhanced security protocols and a hardened negotiating stance. The incident has reinforced Tehran's narrative regarding internal divisions among Western allies.[4]

Ceasefire talks in Oman proceeded under heavily enhanced security following the assassination warning.

Intelligence experts warn that this incident could cause long-lasting damage to broader Western intelligence-sharing networks. If Israel believes the US will burn its operations to serve immediate diplomatic goals, Mossad may begin withholding critical operational intelligence from its American counterparts. This erosion of trust could severely hamper joint counterterrorism efforts and complicate future coordinated responses to regional threats.[2]

The immediate focus now shifts to the ceasefire talks themselves, which are proceeding under a cloud of extreme mutual distrust. While the US intervention may have kept the Iranians at the table, the resulting diplomatic crisis with Israel threatens to complicate any enforcement mechanisms required for a lasting peace agreement. Negotiators must now navigate not only the complex terms of the ceasefire but also the fractured alliance between Washington and Jerusalem.[1][5]

What to know

  1. US officials reportedly warned Iran of an imminent Israeli assassination plot against three senior negotiators.
  2. The warning was delivered via Swiss intermediaries 48 hours before critical ceasefire talks in Oman.
  3. The US aimed to prevent the collapse of negotiations and avert a broader regional war.
  4. Israeli officials expressed fury, calling the intervention a profound betrayal of the intelligence alliance.
  5. US lawmakers are demanding emergency hearings to investigate the authorization of the intelligence leak.

Where opinion splits

US Administration's View

Preserving the ceasefire was the paramount strategic priority to prevent a wider regional war.

The US argues that an assassination at this critical juncture would have forced Iran into a massive retaliatory strike, endangering thousands of American troops in the region and collapsing global energy markets. They view the warning as a necessary, albeit painful, diplomatic maneuver to force a pause in hostilities and keep all parties at the negotiating table.

Israeli Security Establishment's View

The US betrayed a core ally and compromised a highly sensitive intelligence operation.

Israeli officials view the targeted negotiators not as diplomats, but as legitimate military targets deeply involved in orchestrating regional proxy attacks. They argue that tipping off an adversary fundamentally violates the trust required for joint intelligence operations and emboldens Iranian aggression across the Middle East.

Congressional Critics' View

The administration provided actionable intelligence to a state sponsor of terrorism.

Lawmakers opposed to the move argue that protecting Iranian officials sets a dangerous precedent. They contend that the administration prioritized a flawed diplomatic process over the security of its closest Middle Eastern ally, demanding accountability and immediate investigations into the leak of classified operational details.

Sources

Source coverage

5 outlets

4 viewpoints surfaced

US Diplomatic Strategy 35%Israeli Security Imperative 35%US Domestic Critics 20%Iranian Regional Posture 10%
  1. [1]ReutersUS Diplomatic Strategy

    U.S. intelligence warned Iran of Israeli threat to ceasefire negotiators, sources say

    Read on Reuters
  2. [2]The Times of IsraelIsraeli Security Imperative

    US reportedly warned Tehran of Mossad plot against negotiators, sparking fury in Jerusalem

    Read on The Times of Israel
  3. [3]Fox NewsUS Domestic Critics

    Iran-backed terror proxy Houthis threaten fresh attacks after Yemen airport strike

    Read on Fox News
  4. [4]Al JazeeraIranian Regional Posture

    Are US and Iranian negotiators meeting in Doha? What we know about talks

    Read on Al Jazeera
  5. [5]The New York TimesUS Diplomatic Strategy

    To Salvage Ceasefire, U.S. Warned Iran of Suspected Israeli Assassination Plot

    Read on The New York Times

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