The Art of the Nuclear Deal: Expertise, Bombs, and the Iran Negotiations

usapolitics.news — Analytical Journalism

Long read — approximately 7 minutes 

"This deal is based on science and analysis." — Ernest Moniz, Senate Armed Services Committee, July 29, 2015

In the summer of 2015, as negotiators raced to complete what would become the most comprehensive nuclear agreement in history, two men found a moment to discuss something entirely unrelated to uranium enrichment. One was Ernest Moniz, a theoretical physicist who had spent four decades on the faculty of MIT and was serving as the thirteenth United States Secretary of Energy. The other was Ali Akbar Salehi, head of Iran's Atomic Energy Organization, who had earned his PhD in nuclear engineering from MIT in 1977 — at precisely the time Moniz was beginning his career there as an assistant professor. They had not known each other during their overlapping years at MIT, but they had former classmates and colleagues in common. When Salehi became a grandfather during the negotiations, Moniz arrived with baby clothes bearing the famous university's logo.

From November 2013 onward, the two men engaged in side discussions focusing on centrifuge designs, enrichment cascades, and stockpile thresholds — bridging scientific constraints with diplomatic demands. Their work extended Iran's estimated breakout time to at least one year.

Last week, Jared Kushner arrived in Switzerland.

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The contrast is not incidental. It is the story.

The 2015 Joint Comprehensive Plan of Action was not an American deal. It was negotiated by the United States, the United Kingdom, France, Russia, China, and Germany, together with the European Union — six world powers plus the EU coordinating a single framework with Iran over more than two years of sustained technical engagement. The American delegation included Secretary of State John Kerry, Deputy Secretary of State Wendy Sherman — the United States' lead negotiator — and Secretary of Energy Ernest Moniz. Behind them stood career diplomats, Department of Energy scientists, and Treasury officials who understood sanctions architecture at the implementation level.

Moniz told the Senate Armed Services Committee that the deal was "based on science and analysis," grounded in "exhaustive technical analysis carried out largely by highly capable DOE scientists and engineers." The JCPOA ran to 159 pages. It specified Iran's enrichment ceiling at 3.67%, capped its uranium stockpile at 300 kilograms, required the redesign of the Arak heavy water reactor to eliminate its plutonium pathway, and established a verification regime that IAEA inspectors implemented for three years before Trump withdrew in 2018.

The lead U.S. negotiator Wendy Sherman and her Iranian counterpart Abbas Araghchi found themselves discussing their families during the talks. Both had recently become grandparents. Amid one of the world's most consequential diplomatic efforts, they shared photographs of their grandchildren on their phones.

The current negotiating team is Vance, Witkoff, and Kushner. Witkoff is the U.S. special envoy to the Middle East. Kushner is the president's son-in-law. The current MOU was brokered primarily by Pakistan, with Oman serving as an earlier mediator and Qatar present at the Switzerland talks this week. There is no multinational framework. There are no scientists at the table. The document has not been released — its text was read aloud to reporters by a senior U.S. official.

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Moniz, now 81, leads the Nuclear Threat Initiative, a nonpartisan organization dedicated to preventing nuclear catastrophe. He has been giving interviews about the Iran war since it began. He has not been consulted by the current administration.

Salehi, now 77, serves as Deputy President of Iran's Academy of Sciences. He too has not been at the table. The war ensured that many of the Iranian officials who might have brought comparable expertise and authority — the generation that negotiated the JCPOA — are no longer available by different means. Several were assassinated in the February strikes. The Iranian delegation in Switzerland this week is led by a former Revolutionary Guard commander now serving as Speaker of Parliament.

On both sides of the table, expertise has been replaced. On the American side, by choice. On the Iranian side, by bombs.

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The difference in approach is visible in the language each produced.

Moniz, testifying before Congress on the JCPOA: the deal would extend Iran's breakout time from two to three months to at least one year, through specific technical restrictions on enrichment facilities, centrifuge development, and fissile material stockpiles — restrictions verified by IAEA inspectors with access to declared and undeclared sites.

Trump, on April 17, 2026: "The USA will get all nuclear dust — you know what the nuclear dust is? That was that white, powdery substance created by our B2 bombers, those great B2 bombers, late one evening 7 months ago."

"Nuclear dust" has no meaning in nonproliferation terminology. Highly enriched uranium is not dust. It cannot be dug up. It is a precisely measured stockpile held in specific facilities.

Defense Secretary Pete Hegseth stated the philosophy directly: "This was never meant to be a fair fight, and it is not a fair fight. We are punching them while they're down, which is exactly how it should be."

That is not diplomatic language. It is not deterrence language. It is the explicit statement, by the Secretary of Defense of the United States, that coercion is the governing theory — that the purpose of military force is not to create conditions for agreement but to substitute for it.

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The record of each approach is now available for direct comparison.

The JCPOA, produced through 20 months of technical negotiation by domain experts across six nations, was implemented and verified. Iran reduced its centrifuges, capped its enrichment, accepted IAEA monitoring, and received sanctions relief. For three years, Iran honored the agreement. It held until Trump withdrew in 2018.

After withdrawal, maximum pressure — the Trump first-term strategy — produced the opposite of its stated objective. By early June 2025, the IAEA had verified Iran had more than 400 kilograms of uranium enriched to 60% — against the JCPOA's 300-kilogram cap at 3.67%. Iran that had been constrained at 3.67% became Iran enriched to 60%, one technical step below weapons grade, with a stockpile more than one hundred times the JCPOA limit.

On February 28, 2026, the United States and Israel launched surprise airstrikes targeting military and government sites in Iran, resulting in the assassination of Supreme Leader Ali Khamenei. The strikes were launched while negotiations were ongoing. Hours before the strikes, Oman's Foreign Minister Al Busaidi had told CBS News that Iran had agreed during the talks never to stockpile enriched uranium — "a major breakthrough that has never been achieved before" — and that "a peace deal is within our reach." When the strikes began, he wrote: "I am dismayed. Active and serious negotiations have yet again been undermined. Neither the interests of the United States nor the cause of global peace are well served by this. This is not your war." A Gulf diplomat separately alleged to The Guardian that U.S. intermediaries Witkoff and Kushner were acting in Israeli interests to pressure the United States into military confrontation rather than a negotiated agreement.

The April talks in Islamabad produced no agreement. Vance left saying negotiations had failed. Iran's parliamentary speaker stated that trust had not been established.

Trust is not a sentiment in nuclear negotiations. It is an operational requirement. You cannot design a verification regime with a party that does not trust you to honor it. The Obama administration spent 20 months building it — not because the technical problems were intractable, but because trust between parties with decades of mutual hostility does not arrive on a deadline. The personal relationships between negotiators were identified as a key factor in the JCPOA's success — the Iranian experts had lived and studied abroad in the U.S. and the UK, and many were well known to their American counterparts. The baby clothes Moniz brought to Salehi were not a diplomatic strategy. They were the residue of a relationship built on shared intellectual formation and mutual professional respect. That relationship made it possible to resolve the specific technical disputes — centrifuge counts, enrichment percentages, reactor modifications — that no amount of military pressure can substitute for.

The current administration arrived at the table after launching a war. Iran's parliamentary speaker said in April that trust had not been established. That is not a negotiating position. It is a description of what 20 months of patient diplomacy builds and what bombs destroy.

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The current MOU is a 14-point framework. Iran commits not to acquire a nuclear weapon. No enforcement mechanism has yet been decided. The U.S. is pushing for a 20-year moratorium on enrichment. Iran has countered with five years. The head of Iran's Atomic Energy Organization has said Iran will not accept limits on enrichment at all.

Those are the technical details that will determine whether the 60-day window produces an agreement or another collapse. They require people who understand breakout timelines, centrifuge production rates, enrichment infrastructure, and verification protocols to negotiate competently.

The Obama administration produced a 159-page agreement built by six nations, two years of technical engagement, and people who understood what they were building. It held for three years until it was abandoned.

The current administration produced a 14-point memorandum whose text has not been released, brokered by Pakistan, following a war that the mediator said was unnecessary, negotiated by the president's son-in-law, now being advanced in Switzerland by a Vice President who told reporters the United States wins either way.

Hegseth was more candid: if we need to negotiate with bombs, we'll negotiate with bombs.

The question the next 60 days will answer is whether bombs produce the kind of agreement that baby clothes helped build — one specific enough to verify, durable enough to hold, and grounded in the shared technical understanding that makes compliance something both parties have a reason to maintain.

The deal was based on science and analysis. The trust took twenty months. Both are gone now.

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Sources:

Ernest Moniz — credentials and current role

  • Ernest Moniz, Wikipedia. https://en.wikipedia.org/wiki/Ernest_Moniz
  • EFI Foundation, Ernest J. Moniz biography. https://efifoundation.org/team/ernest-j-moniz/
  • S&P Global, Former US Energy Secretary Moniz Discusses the Iran War, April 7, 2026. https://www.spglobal.com/energy/en/news-research/podcasts/energy-evolution/040726-former-us-energy-secretary-moniz-discusses-the-iran-war-new-technology-and-power-demand — confirms Moniz active and giving interviews on Iran war as recently as April 2026
  • Energy Intelligence, Interview: Ernest Moniz on Iran's Nuclear Program, July 15, 2025. https://www.energyintel.com/00000198-0f00-d7c8-a3df-0f5f49860000
  • Nuclear Threat Initiative, Ernest Moniz profile. https://www.nti.org — current CEO and co-chair

Ali Akbar Salehi — credentials and current role

  • Ali Akbar Salehi, Wikipedia. https://en.wikipedia.org/wiki/Ali_Akbar_Salehi — PhD nuclear engineering MIT 1977; head of AEOI 2013–2021; Deputy President Academy of Sciences since 2021
  • Grokipedia, Ali Akbar Salehi profile. https://grokipedia.com/page/Ali_Akbar_Salehi — centrifuge negotiation details, MIT connection
  • IranWire, The Salehi Memoirs: Diplomat, Scientist, Negotiator, March 19, 2022. https://iranwire.com/en/features/65325/ — primary source for Salehi's own account of joining negotiations; "Mr. Moniz and I were schoolmates but not classmates"; conditions for joining; 48-hour American response
  • Al Jazeera, Who Leads Iran? Assassinations Leave Leadership and Command in Question, March 19, 2026. https://www.aljazeera.com/news/2026/3/19/who-leads-iran-assassinations-leave-leadership-and-command-in-question — Salehi named as potential figure in reconfigured Iranian leadership; Iranian delegation now led by former IRGC commander Ghalibaf
  • OpenSanctions, Ali Akbar Salehi. https://www.opensanctions.org/entities/Q283201/ — UN designation September 29, 2025; "continues to operate at the intersection of academics and politics"

Moniz-Salehi MIT connection and baby clothes

  • WBUR, For 2 Key Iran Deal Negotiators, MIT Experiences Created A Helpful Connection, July 27, 2015. https://www.wbur.org/news/2015/07/27/salehi-moniz-iran-deal-mit — primary source for baby clothes detail; Salehi PhD student, Moniz assistant professor; "schoolmates but not classmates"; shared colleagues
  • Irish Examiner, Negotiators' Brushstrokes Often Overlooked in the Quiet Art of the Peace Deal, June 2026. https://www.irishexaminer.com/news/spotlight/arid-41865594.html — baby clothes confirmed; Sherman-Araghchi grandchildren photographs
  • OpenNuclear, Learning from the JCPOA Experience. https://platform.opennuclear.org/thoughtroom/research-reports/learning-from-the-jcpoa-experience-restarting-dialogue-aimed-at-crisis-resolution — personal relationships as key factor; Iranian negotiators with U.S. and UK academic backgrounds
  • The Diplomat, Iran Is the Test China Didn't Ask For, May 11, 2026. https://thediplomat.com/2026/05/iran-is-the-test-china-didnt-ask-for/ — "Moniz had worked with Iran's chief technical negotiator, Ali Akbar Salehi, at MIT"

JCPOA — negotiating team, P5+1, and technical details

  • Obama White House, Introduction to the JCPOA, Medium, August 4, 2015. https://medium.com/@ObamaWhiteHouse/introduction-fcb13560dfb9 — 159 pages; Kerry, Moniz, Lew roles; "based on science and analysis"
  • Ernest Moniz, Senate Armed Services Committee testimony, July 29, 2015. https://www.armed-services.senate.gov/imo/media/doc/Moniz_07-29-15.pdf — primary source for "based on science and analysis" quote; breakout time extension from 2-3 months to 1 year; technical restrictions on Natanz, Fordow, Arak
  • Obama Presidency Oral History, Columbia University, Nuclear Nonproliferation. https://obamaoralhistory.columbia.edu/topics/nuclear-nonproliferation — Kerry, Sherman, Moniz roles confirmed
  • Wendy Sherman oral history interview. https://obamaoralhistory.columbia.edu/interviews/wendy-sherman — lead U.S. negotiator confirmed
  • Britannica, Joint Comprehensive Plan of Action. https://www.britannica.com/event/Joint-Comprehensive-Plan-of-Action — P5+1 composition; 3.67% enrichment cap; 300kg stockpile limit; IAEA verification; Trump withdrawal 2018
  • Ernest Moniz, Status of the Iran Nuclear Deal, NTI. https://www.nti.org/wp-content/uploads/2021/09/Status_of_the_Iran_Nuclear_Deal.pdf — breakout time technical explanation; 98% enriched uranium removal

Current negotiations — personnel, MOU, status

  • Wikipedia, 2025–2026 Iran–United States Negotiations. https://en.wikipedia.org/wiki/2025%E2%80%932026_Iran%E2%80%93United_States_negotiations — full negotiating timeline; Witkoff, Kushner, Vance roles; February Muscat talks; April Islamabad collapse; Oman mediator statement; Gulf diplomat allegation
  • Wikipedia, 2026 Iran War Ceasefire. https://en.wikipedia.org/wiki/2026_Iran_war_ceasefire — April 8 ceasefire; Islamabad talks; Vance "fragile truce"; Pakistani mediation; MOU details
  • Wikipedia, 2026 Iran War. https://en.wikipedia.org/wiki/2026_Iran_war — February 28 strikes; Khamenei assassination; Strait of Hormuz
  • Council on Foreign Relations, Trump's Iran Deal: What We Know So Far, June 17, 2026. https://www.cfr.org/articles/is-a-u-s-iran-deal-within-reach-six-key-issues-that-could-shape-a-ceasefire — 14-point MOU details; text read aloud to reporters; 60-day window; enrichment dispute 20 years vs 5 years
  • Britannica, Iran Nuclear Deal Negotiations 2025–26. https://www.britannica.com/event/Iran-nuclear-deal-negotiations — Witkoff, Kushner, Vance delegation; Salehi as potential Iranian leadership figure; snapback sanctions timeline
  • House of Commons Library, US-Iran Ceasefire and Nuclear Talks in 2026. https://commonslibrary.parliament.uk/research-briefings/cbp-10637/ — zero enrichment vs Iranian position; head of AEOI statement on enrichment limits
  • ABC News live updates, Iran Live Updates: As US-Iran Talks Begin, Vance Hails "Great Progress", June 21, 2026. https://abcnews.com/International/live-updates/iran-live-updates-israel-withdraw-lebanon-katz-after/?id=133879236 — Vance Switzerland arrival; "great progress" quote; Ghalibaf leading Iranian delegation
  • Washington Times, Vance Says U.S. Ready to "Transform" Relationship with Iran, June 21, 2026. https://www.washingtontimes.com/news/2026/jun/21/jd-vance-says-us-ready-transform-relationship-iran-ends-nuclear/ — Vance "great progress" quote; Witkoff and Kushner on ground
  • The Hill, Vance Leaves for Switzerland with Strait of Hormuz Status Unclear, June 2026. https://thehill.com/homenews/administration/5932867-vance-leads-us-iran-delegation/ — "United States wins either way" quote; Strait of Hormuz toll threat
  • PBS NewsHour, U.S. and Iranian Negotiators Reach Tentative Deal, June 2026. https://www.pbs.org/newshour/world/u-s-and-iranian-negotiators-reach-tentative-deal-to-extend-ceasefire-and-start-new-nuclear-talks — enriched uranium stockpile; China/Russia third-party option; Vance "ceasefires are always a little messy"

Oman mediator statements — primary sources

  • The Hill, Oman Foreign Minister Expresses Dismay at US Strikes on Iran: "This Is Not Your War", February 28, 2026. https://thehill.com/policy/international/5760270-oman-negotiations-undermined-strikes/ — Al Busaidi X post: "I am dismayed. Active and serious negotiations have yet again been undermined. This is not your war." Primary source for mediator statement at moment of strikes
  • Al Jazeera, Peace "Within Reach" as Iran Agrees No Nuclear Material Stockpile: Oman FM, February 28, 2026. https://www.aljazeera.com/news/2026/2/28/peace-within-reach-as-iran-agrees-no-nuclear-material-stockpile-oman-fm — Al Busaidi CBS News interview hours before strikes: "a peace deal is within our reach"; Iran agreed to zero stockpiling — "a major breakthrough that has never been achieved before"
  • The Guardian / Wikipedia, 2025–2026 Iran–United States Negotiations — Gulf diplomat allegation that Witkoff and Kushner were acting in Israeli interests to pressure the U.S. into military confrontation. https://en.wikipedia.org/wiki/2025%E2%80%932026_Iran%E2%80%93United_States_negotiations

Trump language — "nuclear dust" — primary sources

  • CBS News, Trump's Goals for the Iran War and What He's Saying Now, June 18, 2026. https://www.cbsnews.com/news/trump-goals-iran-war-and-what-hes-saying-now-nuclear-missiles-regime-change/ — primary compilation of Trump quotes across dates: April 17 "white powdery substance"; April 26 "we have to take that nuclear dust"; June 16 "entire mountain collapsed inside it"
  • CNN, Trump's Inconsistent Rhetoric About Getting Iran's Nuclear Stockpile, May 29, 2026. https://www.cnn.com/2026/05/29/politics/trump-nuclear-iran — shifting positions documented
  • Arab News / Asharq Al-Awsat, Trump Keeps Talking About Iran's "Nuclear Dust." What Is It?, April 25, 2026. https://english.aawsat.com/features/5266244-trump-keeps-talking-about-iran%E2%80%99s-%E2%80%98nuclear-dust%E2%80%99-what-it — New York Times reporting: uranium stored in canisters the size of large scuba tanks; "nuclear dust" framing analyzed
  • NPR transcript, Trump Said the U.S. Is Having "Conversations" with Iran, March 23, 2026. https://www.npr.org/2026/03/23/nx-s1-5757382/trump-said-the-u-s-is-having-conversations-with-iran-heres-what-we-know — Trump direct quote: "We want the nuclear dust. We're going to want that."

Hegseth — "negotiate with bombs"

  • Al Jazeera, "Negotiate with Bombs": Hegseth Defends Second Night of US Strikes on Iran, June 10, 2026. https://www.aljazeera.com/news/2026/6/10/us-defence-secretary-hegseth-pledges-strikes-on-key-facilities-in-iran — "If we need to negotiate with bombs, we'll negotiate with bombs"
  • Time, Hegseth Says U.S. Will "Negotiate With Bombs" Until Iran Cease-Fire Deal Is Reached, March 31, 2026. https://time.com/article/2026/03/31/hegseth-says-us-will-negotiate-with-bombs-until-iran-cease-fire-deal/ — "This was never meant to be a fair fight"; "punching them while they're down"
  • PBS NewsHour, Watch: "We Negotiate with Bombs," Hegseth Says, March 24, 2026. https://www.pbs.org/newshour/politics/watch-we-negotiate-with-bombs-hegseth-says-of-u-s-air-campaign-in-iran
  • Defense One, Hegseth: US Went to War Because Iran "Had No Intention" of Signing a Nuclear Deal, March 4, 2026. https://www.defenseone.com/threats/2026/03/hegseth-cites-irans-reluctance-sign-new-nuclear-deal-impetus-war/411871/

Iran's enrichment escalation after JCPOA withdrawal

  • House of Commons Library, US-Iran Ceasefire and Nuclear Talks in 2026 — 400kg at 60% enrichment confirmed by IAEA early June 2025. https://commonslibrary.parliament.uk/research-briefings/cbp-10637/
  • Grokipedia, Ali Akbar Salehi — 408kg at 60% purity confirmed by IAEA May 2025; breakout timeline reduced to weeks. https://grokipedia.com/page/Ali_Akbar_Salehi

Ghalibaf — Iranian delegation lead

  • Wikipedia, Mohammad Bagher Ghalibaf. https://en.wikipedia.org/wiki/Mohammad_Bagher_Ghalibaf — IRGC brigadier general; began military career 1980; chief commander IRGC Imam Reza Brigade 1982; Speaker of Parliament since 2020; led Iranian delegation Islamabad April 2026; leading delegation Switzerland June 2026
  • Gulf News, Inside Iran's Post-War Power Shift: How Mohammad Bagher Ghalibaf Emerged as Key Negotiator with the US. https://gulfnews.com/world/mena/mohammad-bagher-ghalibafs-rise-signals-new-phase-in-irans-post-war-politics-1.500574469 — "former commander in the Revolutionary Guards, Tehran police chief, Tehran mayor and now speaker of parliament"; first public appearance since war in Islamabad
  • Al Jazeera, Iran War Day 114: US, Iranian Delegations in Switzerland for Key Talks, June 21, 2026. https://www.aljazeera.com/news/2026/6/21/iran-war-day-114-us-iranian-delegations-in-switzerland-for-key-talks — confirms Ghalibaf and Araghchi in Switzerland delegation June 21

February 28, 2026 strikes and Khamenei assassination

  • Wikipedia, 2026 Iran War. https://en.wikipedia.org/wiki/2026_Iran_war
  • Britannica, Iran Nuclear Deal Negotiations 2025–26. https://www.britannica.com/event/Iran-nuclear-deal-negotiations