US-Iran diplomatic road long, arduous but why ‘grand bargain’ remains the goal

Peace talks between the US and Iran have stalled, with the administration holding out for a "grand bargain" rather than incremental agreements — a comprehens...

What Happened

Peace talks between the US and Iran have stalled, with the administration holding out for a "grand bargain" rather than incremental agreements — a comprehensive settlement covering nuclear weapons, Strait of Hormuz sovereignty, sanctions, and Iran's regional influence.
The two sides are negotiating a three-page memorandum of understanding that includes a "voluntary" moratorium on nuclear enrichment: the US demands a 20-year freeze, while Iran countered with 5 years.
A reported proposal under consideration would involve the US transferring $20 billion in frozen Iranian assets in exchange for Iran shipping its highly enriched uranium stockpile out of the country.
Iran rejected a US proposal to suspend all nuclear enrichment activity, citing civilian energy requirements and national sovereignty; it also rejected the dismantling of major enrichment facilities.
The US has offered Iran a grand bargain that would include the lifting of all sanctions and full reintegration into the international financial system — contingent on Iran meeting all nuclear "red lines."

Static Topic Bridges

The JCPOA: Background and Trump's Withdrawal

The Joint Comprehensive Plan of Action (JCPOA), signed on July 14, 2015 in Vienna, was a multilateral nuclear agreement between Iran and the P5+1 (the five permanent members of the UN Security Council — China, France, Russia, the UK, and the US — plus Germany) and the European Union. It was endorsed by UN Security Council Resolution 2231 (2015).

Under the JCPOA, Iran agreed to reduce its enriched uranium stockpile by 97% — from 10,000 kg to 300 kg — and cap enrichment at 3.67% (sufficient for civilian power, not weapons-grade).
Iran's operating centrifuges were reduced to 6,104 from approximately 19,000; no enrichment was permitted at the Fordow facility.
In return, multilateral and US sanctions were lifted, and approximately $100 billion in frozen Iranian assets were unblocked.
The US unilaterally withdrew from the JCPOA in May 2018 and reimposed all sanctions; this caused Iran to gradually exceed every limit — by 2024, Iran had enriched uranium to 60%, close to weapons-grade (90%).
JCPOA contains "sunset clauses" — restrictions expire over 10 to 15 years — which critics argued were insufficiently permanent.

Connection to this news: The 2026 grand bargain negotiations are attempting to replace the failed JCPOA with something more durable; the US is pushing for longer timelines (20 years vs. JCPOA's 10-15 years) and more intrusive verification, while Iran's domestic political constraints limit how far it can concede on enrichment.

The "Grand Bargain" Concept in Diplomacy

The phrase "grand bargain" refers to a comprehensive diplomatic settlement that simultaneously resolves multiple interconnected disputes, rather than addressing issues sequentially or in isolation. It was first applied to Iran in 2003, when Tehran reportedly transmitted a memo through Swiss intermediaries proposing a comprehensive deal covering nuclear activity, recognition of Israel, support for Palestinian peace, and ending support for Hezbollah and Hamas — but the overture was reportedly not taken up.

A grand bargain seeks to create a stable equilibrium by making each party's gains on one issue conditional on concessions on others, reducing the risk of deal collapse if any single issue is not resolved.
The 2003 Iranian overture (the "Fax from Tehran") remains disputed — some former US officials say it was never seriously transmitted; others say it was received but ignored.
Sequential bargaining (deal-by-deal) risks each agreement becoming a "ceiling" rather than a "floor" for further concessions.
The current US position — no small deals, only a comprehensive settlement — reflects a lesson drawn from JCPOA: a deal that does not address Iran's regional behaviour (support for militant groups, ballistic missile programme) is inherently incomplete.

Connection to this news: The administration's insistence on a grand bargain explains why the Islamabad talks produced no agreement — Iran and the US are not close enough on any individual issue to trade concessions across issues simultaneously.

Nuclear Non-Proliferation Treaty (NPT) and Iran's Obligations

The Nuclear Non-Proliferation Treaty (NPT), which entered into force in 1970, is the cornerstone of the global nuclear non-proliferation regime. Iran is a signatory to the NPT (acceded 1968), which means it has an obligation not to acquire or develop nuclear weapons and to allow International Atomic Energy Agency (IAEA) inspections of its nuclear facilities.

The NPT divides signatories into two categories: Nuclear Weapon States (NWS: US, Russia, China, UK, France) and Non-Nuclear Weapon States (NNWS). Iran is an NNWS.
All NNWS are required to conclude Comprehensive Safeguards Agreements (CSAs) with the IAEA; Iran's CSA was suspended in 2021 when Iran stopped allowing IAEA access beyond routine monitoring.
The Additional Protocol (AP) to IAEA safeguards provides for more intrusive inspections, including of undeclared sites; Iran signed the AP but ceased implementing it in 2021.
Iran's 60% enrichment level — well above civilian power requirements of 3-5% — is a major proliferation concern; weapons-grade uranium requires 90% enrichment.

Connection to this news: The US demand that Iran accept a 20-year enrichment moratorium and remove its highly enriched uranium stockpile is fundamentally about restoring the NPT-consistent status quo that existed before Iran's JCPOA violations; Iran's resistance reflects its leverage calculus — giving up enrichment capacity without a permanent security guarantee.

Sanctions as Foreign Policy Tools: US Extraterritorial Reach

US sanctions on Iran operate through several authorities, including the Iran Sanctions Act, CISADA (Comprehensive Iran Sanctions, Accountability and Divestment Act), and executive orders under the International Emergency Economic Powers Act (IEEPA). A distinctive feature of US Iran sanctions is their extraterritorial application — non-US companies doing business with Iran can be cut off from the US financial system.

Secondary sanctions are restrictions on third-country entities (e.g., Indian companies, European banks) that do business with sanctioned Iranian entities; this effectively forces third parties to choose between Iran and the US market.
India previously received waivers to import Iranian oil under CISADA during the JCPOA era; these waivers expired in May 2019 after the US withdrew from JCPOA, after which India's Iranian oil imports dropped to zero.
The lifting of sanctions — a key Iranian demand — would require either a new executive agreement (which could be reversed by a future administration, as JCPOA showed) or legislation (which provides more durable relief but requires Congressional approval).

Connection to this news: The grand bargain's promise of "full lifting of sanctions and reintegration into the international community" is Iran's main incentive; but Iran's experience with JCPOA — where sanctions relief was reversed — makes it deeply sceptical of executive-only commitments, complicating any lasting deal.

Key Facts & Data

JCPOA signed: July 14, 2015; endorsed by UN Security Council Resolution 2231 (2015)
JCPOA enrichment cap: 3.67% (Iran's current level: 60%)
JCPOA uranium stockpile cap: 300 kg (Iran's pre-2026 stockpile estimated at several tonnes of enriched uranium)
US withdrawal from JCPOA: May 2018
2003 Iranian grand bargain proposal transmitted via Swiss intermediaries (disputed)
US proposed enrichment moratorium: 20 years; Iranian counter-offer: 5 years
Reported US offer: $20 billion in frozen assets in exchange for uranium stockpile removal
NPT in force since: 1970; Iran acceded: 1968
Weapons-grade uranium enrichment: 90%; Iran's current level: ~60%