US-Iran Peace Deal Signed at Versailles, June 19

The United States and Iran signed a memorandum of understanding on June 18, 2026, at the Palace of Versailles, ending a three-and-a-half-month war that killed thousands and disrupted global oil supplies. The deal lifts the US naval blockade on Iran, reopens the Strait of Hormuz, and promises to end military operations on all fronts. A 60-day negotiation window now begins on Iran’s nuclear program, though the agreement’s stability remains uncertain.

What the Deal Requires

The memorandum of understanding contains 14 clauses. Iran will reopen the Strait of Hormuz and receive waivers for US sanctions on crude oil exports and petroleum products. The US lifted its naval blockade immediately after signing. Both sides committed to end military operations on all fronts, including in Lebanon. The agreement creates a 60-day window for negotiations on Iran’s nuclear stockpile and enrichment capabilities. Analysts at major outlets noted the deal represents a significant retreat from the US position tabled in 2025.

How Far the US Retreated

In 2025, the US demanded Iran have no domestic enrichment capabilities beyond medical and agricultural needs. All enriched uranium stockpiles were to be shipped out of Iran immediately. All enriched material was to be downblended to 3.67 percent. Under the new deal, Trump conceded Iran has a right to continue uranium enrichment. He said there is no rush to dismantle or dilute the stockpile of highly enriched uranium. Diplomatic efforts by Macron brought Trump closer to European views on de-escalation.

Fragile Agreement Faces Immediate Tests

Vice President JD Vance delayed a planned trip to Switzerland on June 19 for technical talks with Iran. The White House said logistics had not been simple or predictable. Israel continued bombing Lebanon despite the agreement’s promise to end all military operations. Israeli strikes killed at least 47 people overnight into June 19. A ceasefire between Israel and Hezbollah came into force at 16:00 local time on June 19, but uncertainty remains about the deal’s durability.

Global Reaction Mixed

G7 leaders welcomed the deal as a historic opportunity to prevent Iran from acquiring nuclear weapons. European nations expressed relief that the Strait of Hormuz would reopen, allowing oil and gas to flow again. Pakistan’s prime minister hailed the peaceful resolution. Israel’s leadership expressed skepticism, with former adviser Mark Regev questioning whether Iran would negotiate seriously now that economic and military pressure had been removed. Senate Minority Leader Chuck Schumer called the agreement a fiasco.

Final Thoughts

The US-Iran deal reopens critical shipping lanes and halts fighting, but the agreement’s core terms show major US concessions on nuclear enrichment. With Israel continuing strikes in Lebanon and talks already delayed, the 60-day window faces real pressure to hold.

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