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The story so far
written Sep 26What is happening
U.S. and Iranian officials are negotiating a phased agreement to reopen the Strait of Hormuz and terminate the current naval blockade as of September 24, 2026 [8]. The outcome of these talks determines the maritime freedom of Iranian vessels and their commercial customers, who have faced restricted access to international shipping lanes since July [12]. A formal announcement to end the blockade would fulfill the conditions for a market resolution by the October 31 or December 31 deadlines [8][12].
What to watch
Negotiators are working toward a phased deal that would provide a specific timetable for lifting enforcement actions [8]. U.S. Central Command maintains the resumption order issued on July 13, 2026, while these diplomatic discussions continue [12]. The next milestone involves the potential signing of a new memorandum to replace the expired June agreement [4][8].
Read the full brief · how we got here
How we got here
U.S. Central Command resumed the naval blockade against Iran on July 13, 2026 [12]. This reinstatement followed the expiration of a 60-day memorandum of understanding signed in June that had briefly suspended hostilities and lifted maritime restrictions [1][4][12]. While the U.S. military declared shipping lanes in the Strait of Hormuz open on August 28, 2026, after clearing mines, the broader blockade enforcement remains active [7][12].
References · 5
- [1]news.usni.org — U.S. Ends Naval Blockade of Iran - USNI News
- [4]ibtimes.com — U.S. Navy Lifts Iran Blockade After Signing Of Memorandum To End The ...
- [7]theepochtimes.com — US Declares Strait of Hormuz Shipping Lanes Open After Clearing Iranian ...
- [8]yahoo.com — US and Iran discuss phased deal to reopen Hormuz and end US blockade ...
- [12]centcom.mil — U.S. Forces to Resume Naval Blockade Against Iran
Timeline
newest firstWhen we started following: U.S. Central Command resumes naval blockade of Iran following collapse of June ceasefire agreement
U.S. Central Command resumed the naval blockade against Iran on July 13, 2026 [12]. The reinstatement followed the expiration of a 60-day memorandum of understanding signed in June that had briefly ended hostilities and lifted maritime restrictions [1][4][12]. While the U.S. military declared shipping lanes in the Strait of Hormuz open on August 28, 2026, after clearing Iranian mines, the broader blockade enforcement remains active [7]. As of September 24, 2026, U.S. and Iranian officials are reportedly discussing a new phased deal to reopen the waterway and terminate the current blockade [8]. These ongoing negotiations and the active status of the July 13 resumption order directly impact the likelihood of a formal termination announcement by the October 31 or December 31 deadlines.