Iran blockade lifted before Iran-Oman Hormuz agreement?

- [2026-07-14] The US reimposed the naval blockade of Iranian ports at 4 p.m. ET, CENTCOM said. The first blockade ran April 13 to June 18. https://www.cnn.com/2026/07/14/world/live-news/iran-war-trump - [2026-06-18] The earlier blockade was lifted via a CENTCOM post on X, tied to a 60-day US-Iran memorandum of understanding. This shows what a qualifying official announcement looks like. https://www.npr.org/2026/06/18/nx-s1-5863517/trump-iran-deal-blockade-strait-hormuz - [2026-08-05 to 08-08] Iran said it had agreed lane positions with Oman and that a joint statement was in final drafting. Iran said a deal would not reopen the strait without a "change in US behavior". No deal was announced. https://fortune.com/2026/08/07/iran-agreement-oman-strait-of-hormuz-shipping/ - [2026-08-25/26] Iran's deputy FM said Iran and Oman agreed a temporary 7-mile corridor. Oman's FM said they hoped to "soon announce" it. Reporting on a joint statement that day said the "agreement" was not yet formally announced. A CBS report from about the same period says Iran and Oman reported no new agreement. Whether this already counts as a "diplomatic agreement" is unclear. https://www.aljazeera.com/news/2026/8/26/iran-oman-agree-on-temporary-hormuz-route-what-we-know - [2026-10-05] CENTCOM said it had redirected 130 ships, disabled 3 and destroyed 13 vessels since July 14. Adm. Cooper vowed to keep enforcing. https://iranwire.com/en/news/158535-centcom-destroys-13-vessels-and-reroutes-130-ships-enforcing-maritime-blockade-on-iran/ - [2026-10-08] CENTCOM said Iran "has not shipped any barrels" because of the blockade. Trump pledged no US strikes on Iran before the Nov 3 midterms and said the blockade "will remain in full force and effect" (per a GlobalSecurity summary, which I could not fetch). https://www.jns.org/news/u-s-news/us-military-says-it-disabled-ship-in-gulf-of-oman-after-repeated-warnings-ignored-cred-tried-to-run-blockade-against-iran - [2026-10-10/11] CENTCOM disabled the Panama-flagged M/V Ocean Molica for trying to run the blockade. The tally is now 4 disabled, 135 turned back and 10 IRGC-linked tankers destroyed. https://gulfnews.com/world/mena/135-ships-turned-around-us-intensifies-enforcement-of-iran-naval-blockade-1.500706889 - [2026-10-12 to 14] Iran's FM spokesman said Tehran was reviewing the US response to its seven-point proposal, which Trump has publicly rejected. Araghchi spoke with Oman's FM on Oct 13-14. This is from the GlobalSecurity Oct 14 update, which I could not open in full. https://www.globalsecurity.org/military/ops/iran-war-oprep.htm - [2026-10-13] At least 12 tankers were attacked around Hormuz in a week, six of them on Sunday Oct 12. Rubio said the strait is "open" and that Iran has "lost complete control". An Iranian official said the strait is closed. https://www.thenationalnews.com/news/gulf/2026/10/13/strait-of-hormuz-attacks-surge-as-iran-steps-up-campaign-against-us-backed-oil-shipping/ - [2026-10-14] The container ship GFS Pride sank after a projectile strike. A Houthi attack hit Aramco's headquarters. Iranian officials told Reuters they are using new tactics against ships to keep oil prices high ahead of the midterms. Fox describes a Trump "midterm pause" on strikes; the blockade continues. https://foxnews.com/live-news/us-iran-war-donald-trump-oil-nuclear-sites-hormuz-strait-october-14 - Scheduled: the Nov 3, 2026 US midterms. The Trump no-strike pledge runs to that date. I found no scheduled US-Iran or Iran-Oman signing event. - The blockade is still in force as of 2026-10-14, per CENTCOM's most recent tally on Oct 11-12. I found no announced end or suspension. BOTTOM LINE: As of Oct 15 the blockade is actively enforced, Trump has rejected Iran's proposal, and attacks on shipping are escalating. No lifting announcement exists. An Iran-Oman arrangement has been "close" since early August without a formal announcement, so the race is between two unrealised events. Pressure points are the midterms and Iran's insistence that the strait stays shut until the blockade ends. NOT FOUND: the CENTCOM or White House page showing a lifting announcement (none exists); a dated Iran-Oman signing or announcement event; the full GlobalSecurity text; any Oct 15 development.

- [2026-04-13 to 2026-06-18] Reference case 1: the first US blockade of Iranian ports lasted about 66 days. It ended when CENTCOM announced the end of enforcement the day after the 17 June US-Iran MOU was signed. The blockade was lifted as part of a US-Iran deal. No Iran-Oman agreement was needed. https://thehill.com/policy/defense/5930649-iran-us-mou-ends-blockade/ - [2026-06-18] Trump said on 14 June that he had authorized lifting the blockade. CENTCOM's confirming statement came on 18 June, four days later. The MOU (Islamabad Memorandum) left the "future administration" of the Strait to Iran, consulting Oman and other Gulf states. So a US-Iran deal is the historical trigger for lifting, and an Iran-Oman deal is a downstream item. https://www.congress.gov/crs-product/R45281 - [2026-07-08 to 2026-07-14] The truce collapsed on 8 July. The US reinstated the blockade on 14 July, about 26 days after it was lifted. The first lifting did not hold. https://en.wikipedia.org/wiki/2026_United_States_naval_blockade_of_Iran - [2026-08-06 to 2026-08-26] Iran-Oman talks have repeatedly produced partial announcements. On 6-7 Aug Iran said a route had been agreed, with a joint statement in "final drafting". On 25-26 Aug the two foreign ministers issued a joint statement on a "proposed framework" for a temporary corridor, and technical talks continued. Iran says reopening depends on the US lifting the blockade. No final Iran-Oman agreement is confirmed in the sources I found. Whether the market counts the August statements as a qualifying "agreement" is unclear, but the market was still open from 3 Sept. https://www.cnbc.com/2026/08/26/us-iran-war-trump-hormuz.html - [2026-08-27] Iran's military-run Defa Press said the Iran-Oman understanding is conditional on the US lifting the blockade and returning to the MOU terms. The sequencing is therefore circular: Iran ties the Oman deal to US lifting, and the US has not lifted. https://www.cbsnews.com/live-updates/iran-war-us-strait-of-hormuz-sanctions/ - [2026-08-14] Hegseth said the US could keep the blockade "indefinitely" by rotating ships. CENTCOM reported 62 vessels redirected as of 14 Aug. https://www.iranintl.com/en/202608156799 - [2026-09-25 to 2026-09-27] Iran offered a 7-day plan: reopen Hormuz and resume nuclear talks if the US lifts the blockade, waives oil sanctions and observes a ceasefire. Trump rejected it, saying it was "not the deal that I want". A US official said the US was in no rush. Per WSJ, Trump privately expects bombing to resume after the midterms. https://www.cbsnews.com/live-updates/iran-war-us-trump-strait-of-hormuz-7-day-proposal/ - [2026-10-08] Trump said the US will not attack Iran before the 3 Nov midterms. He called talks "productive" but said the blockade "will remain in full force and effect". https://www.breitbart.com/politics/2026/10/08/trump-rules-out-iran-strikes-before-midterms-citing-productive-talks-ongoing-blockade/ - [2026-10-05 to 2026-10-13] Enforcement is escalating. CENTCOM says 130 vessels had been redirected by 5 Oct, 135 by 11 Oct, and it disabled a ship on 10 Oct. Attacks on ships near Musandam were reported on 13 Oct. CENTCOM on 14 Oct was defending a "months-long" blockade. https://www.centcom.mil/MEDIA/PUBLIC-RELEASES/Article/4619553/centcom-maintains-strict-enforcement-of-us-blockade-against-iran/ - [2026-10-04] Qalibaf said Iran will not reopen the strait until seven conditions from the June agreement are met. Both sides are demanding the other move first. https://www.businesstoday.in/world/story/trump-says-us-will-not-attack-iran-before-november-3-midterm-elections-blockade-to-continue-560535-2026-10-08 - [2026-04-21] In April, Trump kept the blockade in place while extending the ceasefire. A ceasefire did not by itself end the blockade. Lifting only came with the signed MOU, roughly two months later. https://en.wikipedia.org/wiki/2026_Iran_war_ceasefire - [2026-08-07] Fortune notes that Trump has repeatedly claimed imminent deals without a lasting agreement following. Announcements by Iranian media or officials of Oman deals have run ahead of finalization for over 2 months. https://fortune.com/2026/08/07/iran-agreement-oman-strait-of-hormuz-shipping/ BOTTOM LINE: The only comparable precedent (April to June) shows the blockade lifted only through a comprehensive US-Iran deal after about 2 months of talks, and the Iran-Oman track has dragged on since early August without a final, US-blessed agreement. As of mid-October the US is escalating enforcement and rejecting Iran's offers, with Trump signalling nothing before the 3 Nov midterms. The outcome depends mostly on whether a US-Iran deal arrives before a formal Iran-Oman announcement, or whether an Iran-Oman announcement comes first, which is plausible given the repeated partial announcements. NOT FOUND: Any expert estimates or other markets' odds on blockade-lifting. A confirmed final, formally announced Iran-Oman agreement, and the market's exact definition of that agreement. Any official US statement of an intent to lift the blockade.

YES means: the US government officially announces an end or suspension of its naval blockade of Iranian ships and customers before an Iran–Oman Hormuz agreement is announced. Neither event can have happened first, and neither can be later than 2026-12-31. - [2026-10-07] Vance said Iran must make a "meaningful" cut to enrichment. Al Jazeera read this as a possible softening of the earlier demand that Iran give up enrichment entirely. Analysts quoted there said the Iranian proposal "could have offered Trump a route to restoring shipping" before the midterms. A Lancaster professor said Washington would push a harder deal if it were confident the strait was open. This is a pathway to a US–Iran deal that ends the blockade without any Oman agreement. https://www.aljazeera.com/news/2026/10/7/us-sets-new-demands-for-iran-deal-what-are-they - [2026-10-07] Kpler data cited by Al Jazeera put Gulf oil flows excluding Iran at above 81% of pre-war levels in September. That eases US pressure to concede. Against that, 12 crew were injured on a Panama-flagged tanker on 6 Oct, which shows the strait remains unsafe. https://www.aljazeera.com/news/2026/10/7/us-sets-new-demands-for-iran-deal-what-are-they - [2026-10-08] Trump called the talks "productive". He said Witkoff is "doing very well" but that he does not really want the deal. Araghchi said Iran was reviewing the US response and would reply "within the next few days". So a US-reviewed text exists and a US–Iran exchange is live, not stalled. https://www.breitbart.com/politics/2026/10/08/trump-rules-out-iran-strikes-before-midterms-citing-productive-talks-ongoing-blockade/ - [2026-09-28] Axios reported that Qatari mediators were carrying a compromise text to both sides. Witkoff and Kushner met Araghchi at the UN on Sept 22, Trump rejected Iran's proposal on Sept 26, and he still expected talks that week. Rejection did not end the process. https://www.axios.com/2026/09/27/trump-iran-war-hormuz-blockade-negotiations - [2026-10-12] Eastern Herald (a secondary source; I could not open the page) reports that Iran floated a regionwide pause of up to 60 days. It would include a phased Hormuz reopening and an end to the blockade. It says mediators are Qatar, Pakistan and Egypt, and that Israel's election on Oct 27 and the US midterms on Nov 3 weigh on both sides. https://easternherald.com/2026/10/12/trump-rules-out-iran-strikes-november-hormuz-tankers-burn/ - [2026-09-24] A senior Iranian official told Reuters the most realistic path is navigation in Hormuz in exchange for the US ending the blockade. Brent was $106.60, up 3.4% that day. High oil prices before the midterms are the US's main incentive to trade the blockade for reopening. https://www.cnbc.com/2026/09/24/oil-iran-crude-kepler-trump-us-un-.html - [2026-06-14] Precedent for speed. Trump announced the lifting minutes after Pakistan's PM announced the MOU. A senior official had put the odds at about 80% only two days earlier (June 12), yet the signing came within days. A qualifying announcement can therefore follow a deal very quickly, with no Oman step. https://www.britannica.com/event/2026-Iran-war - [2026-10-08] Iran's FM spokesman said Iran and Oman had agreed route coordinates and the mechanism to announce them to international authorities. This is a bearish note for this side, because it could be read as the Oman deal already done or imminent. Iran has repeatedly tied implementation to the US lifting the blockade. If a formal joint statement is judged not yet issued, the US-side route stays open. https://www.newarab.com/news/iran-and-oman-agree-safe-routes-hormuz - [2026-08-26] The Oman agreement has been ambiguous for 10 weeks. Gharibabadi announced a corridor and the IRGC announced revenue sharing. Al Jazeera noted the US had not formally responded, and the MOU had lapsed. If resolvers require a formal joint announcement, the Oman side has stayed unannounced for over two months. https://www.aljazeera.com/news/2026/8/26/iran-oman-agree-on-temporary-hormuz-route-what-we-know - [2026-05-24] Trump said the blockade stays "until an agreement is reached, certified, and signed". That ties lifting to a signed US–Iran document. It is the single most likely trigger, and a signature need not involve Oman. https://www.aljazeera.com/economy/2026/5/25/oil-prices-fall-amid-mixed-signals-on-us-iran-peace-deal Single most likely path to YES: a US–Iran text, with Qatar, Pakistan or Egypt mediating, is signed or announced. That would be a Sept-plan variant: reopening for blockade relief. Trump or CENTCOM would then declare the blockade lifted. Prerequisites: - Trump drops his objections to oil-sanctions relief and a ceasefire. - Iran accepts the US's enrichment terms. - The text is reached before any formal Iran–Oman joint statement. The after-midterms window looks more plausible than before them, given the no-strike pledge and the pressure from high oil prices. BOTTOM LINE: The YES case needs a repeat of June: a signed US–Iran text, followed by an official lifting announcement, with Oman's arrangement still unannounced. Evidence for it is a live mediated exchange, a possible US softening on enrichment, and oil near $100. Against it, Trump has rejected Iran's proposals and says the blockade stays "in full force". NOT FOUND: any official US statement of intent to lift; an Oct 15 development; a scheduled signing; the full Eastern Herald and Axios text (both pages returned 403); a formal Iran–Oman joint statement.

YES means: the US government officially announces a general end or suspension of its naval blockade of Iran before an Iran–Oman agreement on Hormuz traffic is announced. - [2026-10-08] Trump's Truth Social post pairs the no-strike pledge with the blockade staying in "full force and effect". He added that oil flows through Hormuz at record volumes with "not one barrel" going to or from Iran. The administration therefore treats the blockade as working, which removes any urgency to lift it. Al-Monitor reports Brent above $105 after the Atlantic story about pre-midterm strike options. https://www.al-monitor.com/originals/2026/10/trump-says-no-iran-strikes-midterms-amid-productive-talks - [2026-10-08] A Treasury official said no Iranian cargo had been unloaded so far in October. Treasury designated 17 more shadow-fleet vessels the same day. Washington is adding sanctions, not winding anything down. https://www.al-monitor.com/originals/2026/10/trump-says-no-iran-strikes-midterms-amid-productive-talks - [2026-10-09] CNN analysis reports Trump saying late last month: "I believe we'll make a deal right after the election." He also said Iran is "waiting to see how I do". On his own timing, a deal and any lifting come after Nov 3. That leaves roughly 8 weeks, to Dec 31, for a lifting announcement. The first blockade took about 66 days from April 13 to June 18. https://www.cnn.com/2026/10/09/politics/trump-iran-war-midterms (search snippet; the page itself was blocked to fetch) - [2026-10-08] Oman's Foreign Ministry site lists no Iran statement among its latest entries as of Oct 13. Its latest Iran joint statement is the June 23 one, which only set up a joint working group on future administration, services and costs. This fits the pattern in which Iranian outlets announce deals that never become a formal joint announcement. The Oman side has used cautious wording: "hopeful" of announcing "soon". I did not find an official Oman-side release of the Aug 25 corridor statement. https://www.fm.gov.om/en/48943/ - [2026-08-26] The deputy FM said the temporary route would stand while Iran and Oman negotiate a permanent arrangement over 30–60 days. By that clock the next stage was due around late Sept to late Oct. A permanent Iran–Oman deal, or an announcement of one, could land in that window. Even so, the Iranian side says the whole package depends on the US lifting the blockade. https://www.africanews.com/2026/08/26/iran-oman-agree-temporary-strait-of-hormuz-corridor/ - [2026-08-15] Trump called the blockade a "wall of steel" and said he would soon declare Hormuz US territory. Earlier, Trump threatened to "bomb the s‑‑‑ out of" Oman if it "gets in the way". The US is hostile to a stand-alone Iran–Oman deal, which makes the US less likely to lift the blockade as part of one. https://fortune.com/2026/08/15/iran-oman-hormuz-strait-deal-shipping-map-routes-attacks/ and https://thehill.com/policy/international/6051291-iran-oman-strait-of-hormuz-plan/ - [2026-10-05] The CENTCOM release calls the blockade "ongoing" and uses the phrase "strict enforcement". Adm. Cooper says forces "will swiftly act" against runners. The posture is escalatory. Lifting would need a clear reversal of public messaging, and no signal of one exists. https://www.einnews.com/pr_news/947555934/centcom-maintains-strict-enforcement-of-u-s-blockade-against-iran - [2026-07-14] The CENTCOM resumption notice says the blockade was reinstated "at the Commander in Chief's direction". It reports the first blockade's totals of 140+ redirected and nine disabled vessels. A lifting must be explicit and general. A partial move, such as exemptions or humanitarian passage, does not count under the rules. The first blockade already allowed 50+ humanitarian vessels through without being lifted. https://www.centcom.mil/MEDIA/PUBLIC-RELEASES/Article/4542098/us-forces-to-resume-naval-blockade-against-iran/ - [2026-10-08] Al-Monitor reports that indirect talks run through Qatar. Iran's stated precondition, since the UNGA sideline talks in September, is that the US meet seven conditions. These include lifting the blockade and releasing frozen assets. Trump rejected Iran's latest offer. For a YES, the US would have to concede first, on Iran's terms. https://www.al-monitor.com/originals/2026/10/trump-says-no-iran-strikes-midterms-amid-productive-talks - [2026-04-21] The April precedent supports No. Trump kept the blockade in place while extending the ceasefire, and it lifted only with the signed MOU. https://en.wikipedia.org/wiki/2026_Iran_war_ceasefire BOTTOM LINE: The default state is No. The blockade is actively enforced, Trump calls it "full force and effect", and his own timeline puts a deal after Nov 3. A formal US lifting needs a signed US–Iran deal or a major concession within about 11 weeks, and the only precedent took about two months. The scenario that makes this resolve No for another reason is that an Iran–Oman announcement lands first, or that neither event happens by Dec 31. That Iran–Oman route is the main remaining risk for the NO side, since it has been "close" since August. NOT FOUND: any official US statement of an intent to lift the blockade; an Oct 15 development; a dated Iran–Oman signing; the full CNN text (fetch blocked); any official Oman-side text of the Aug 25 corridor statement.