US-Iran ceasefire continues through the midterms?

- [2026-02-28] The US and Israel launched coordinated strikes on Iran beginning "major combat operations," starting what is now widely termed the "2026 Iran war," which has continued for over seven months with no formal end; Iran retaliated against US bases and allies across the Gulf. https://en.wikipedia.org/wiki/2026_Iran_war - [2026-10-05 to 2026-10-08] Unattributed/unclaimed strikes continued hitting tankers transiting the Strait of Hormuz (Oct 3, 5, 6), and a Panamanian-flagged ship was struck injuring twelve crew (Oct 6); these are maritime incidents, not qualifying US strikes on Iranian territory under this contract's rules. https://www.cfr.org/global-conflict-tracker/conflict/confrontation-between-united-states-and-iran - [2026-10-07] The Atlantic reported, citing two administration officials, that the White House has asked the Pentagon to develop options for strikes against Iran that could be carried out before the November 3 midterm elections, with the size and targets of any potential strikes remaining under discussion and no final decision made . https://www.iranintl.com/en/202610072501 - [2026-10-07] NBC News confirmed Trump and his national security team discussed possibly resuming large-scale military operations in Iran in the coming weeks, including the option of launching strikes before the midterm elections . https://www.nbcnews.com/politics/national-security/us-military-prepares-new-iran-war-options-ahead-midterm-elections-rcna601725 - [2026-10-08] In direct response to these reports, Trump posted on Truth Social that "We will not be attacking Iran at any time prior to the midterm elections to be held in the United States on November 3rd," explicitly ruling out strikes before the contract's deadline. https://www.aljazeera.com/news/2026/10/9/trump-says-us-will-not-strike-iran-before-midterm-elections - [2026-10-08] Trump simultaneously touted "productive discussions" with Iran , while Iranian FM Araghchi said Tehran was reviewing the US response to its seven-day plan to reopen the Strait of Hormuz, and that Iran will respond within the "next few days" . https://www.aljazeera.com/news/2026/10/9/trump-says-us-will-not-strike-iran-before-midterm-elections - [2026-10-08] Trump did not rule out resuming strikes afterward; CNN noted Trump didn't rule out new attacks after Election Day, and the Wall Street Journal reported the administration is sending another aircraft-carrier strike group and an additional Marine expeditionary unit to the Middle East, with Trump telling aides he expects to resume bombing Iran after the midterms . https://www.cnn.com/2026/10/09/politics/trump-iran-war-midterms - [2026-10-09] Al Jazeera analysis cautioned that Trump has been accused of misdirection on the issue in the past — the US launched its initial 2026 attacks on Iran on February 28 despite Trump saying the day before no decision had been made, and in 2025 struck Iran despite saying he'd decide "in two weeks" , meaning his no-strike pledge carries some credibility risk. https://www.aljazeera.com/news/2026/10/9/is-trump-signalling-a-return-to-war-with-iran-after-the-midterms - [2026-10-08] Globalsecurity.org's daily tracker logged no American or coalition strike on Iranian territory for the 31st consecutive operational period as of Oct 8, confirming the current de facto quiet over Iranian soil itself despite regional Houthi/Hormuz violence. https://www.globalsecurity.org/military/ops/iran-war-oprep.htm - [2026-10-06] Houthi forces (Iran-backed, not US) struck targets in Saudi Arabia multiple times this week; this is a separate belligerent and irrelevant to the US-Iran qualifying-action criterion. https://www.cbsnews.com/live-updates/iran-war-nuclear-donald-trump-vance-rubio-strait-of-hormuz/ - [2026-10-08] Oil markets reacted sharply to strike-option reporting (Brent crude jumped to ~$105/barrel on the Atlantic story) then fell back to ~$103 after Trump's no-strike pledge, and fell further on Oct 9, indicating markets are pricing meaningful but not dominant probability of pre-midterm strikes. https://www.cbsnews.com/live-updates/iran-war-nuclear-donald-trump-vance-rubio-strait-of-hormuz/ - [2026-10-08] USS Abraham Lincoln carrier strike group, which had been in the Middle East for much of its 10-month deployment, returned home to San Diego, while separately a third carrier strike group and Marine expeditionary unit were being newly dispatched to the region per WSJ reporting — indicating force posture is in flux rather than drawing down overall. https://www.cbsnews.com/live-updates/iran-war-nuclear-donald-trump-vance-rubio-strait-of-hormuz/ BOTTOM LINE: As of 2026-10-09, no qualifying US strike on Iranian territory has occurred since the question's open, and Trump has explicitly and publicly pledged (Oct 8 Truth Social post) not to attack Iran before the November 3 midterms, even as the Pentagon has prepared strike options at the White House's request and Trump has signaled openness to resuming attacks immediately after the election; the main risks to "Yes" resolving are a reversal of this public pledge (which Trump has a track record of making under similar circumstances) or a rapid escalation if ongoing US-Iran talks over the "seven-day plan" collapse before Nov 3. NOT FOUND: No evidence of any actual qualifying US air or missile strike on Iranian territory in the past 30 days; no official Pentagon/CENTCOM statement finalizing a pre-midterm strike decision; no Iranian government statement responding to the "seven-day plan" as of Oct 9 (Iran said a response was expected "within a few days").

- [2026-02-28] The current conflict ("2026 Iran war") began with US-Israeli strikes on Iran on 28 February 2026, and has since gone through multiple ceasefire-and-collapse cycles rather than a single durable truce: a memorandum to end the war was signed 17 June, tensions escalated again but the US and Iran agreed to cease attacks on 28 June, and on 8 July the ceasefire collapsed after Iran attacked commercial vessels in the Strait of Hormuz . - [2026-04-08] The first formal ceasefire in this cycle was agreed 8 April 2026 as a two-week truce, but reporting notes since its declaration, the ceasefire was violated by both sides numerous times , establishing a base-rate pattern of frequent, partial violations rather than clean breaks. - [2026-05-07] Despite the April ceasefire, the US conducted strikes on Iranian territory (Bandar Abbas/Qeshm Island) on 7 May 2026, with Iran accusing the U.S. of violating the truce by targeting an Iranian oil tanker and hitting civilian and coastal areas , showing that even an announced ceasefire did not reliably prevent qualifying US strikes in this reference class. - [2026-07-09] The ceasefire again broke down in July: the ceasefire between the US and Iran broke down after both sides exchanged fresh strikes, with Pakistan and Qatar working to bring the two countries back to the table , reinforcing that past "ceasefire" states in this specific conflict have had a historically short shelf life (weeks, not months). - [2026-10-08] As of the most recent operational tracker, however, the no-strike streak has lengthened: no American or coalition strike on Iranian territory ashore was reported... a thirty-first consecutive operational period , indicating the current lull (since roughly early September) is longer than prior ceasefire windows in this conflict. - [2026-10-07/08] A new escalation risk specific to the midterm window emerged: the White House has asked the Pentagon to develop options for strikes against Iran that could be carried out before the November 3 midterm elections, according to The Atlantic, though the size and targets remain under discussion and no final decision has been made , with Axios/CENTCOM reporting instructed to prepare for a possible resumption of major combat operations . - [2026-10-08] Trump moved to defuse this specific risk, publicly committing not to strike before the vote: he ... [Note: see direct quote below] — more precisely, Trump said Iran remained under economic and military pressure while the U.S. blockade continued, describing the diplomatic contacts as "productive discussions" while ruling out pre-midterm strikes in an Oct. 8 Truth Social post, though officials cautioned a more substantial military campaign could follow after the vote, with the reports describing preparations and internal discussions rather than an approved attack . - [2026-10-08] This is a reversal from weeks earlier: on a prior Sunday Trump had rejected an Iranian Hormuz-reopening proposal and, per earlier coverage, "declined to rule out military action before the midterms," indicating the administration's public posture on this exact question has already swung at least once within the trading window's own month. - [2026-10-09] Sibling Polymarket contracts show the crowd pricing a high but not certain chance of continuity: the "US-Iran ceasefire continues through Oct. 12" market traded near 96% Yes, "through Oct. 31" around 78% Yes (up from 70%), and a broader "through Nov. 15" market was reported at roughly 60% Yes following Trump's no-strike pledge — a declining probability as the horizon lengthens, consistent with the historical pattern of eventual ceasefire breakdown in this conflict. - [2025-11 to 2026-03] In the broader reference class of this Iran crisis, earlier very-short-horizon Polymarket contracts ("US military action against Iran by Saturday/Tuesday/Wednesday") resolved Yes repeatedly during active-war phases (e.g., a "by Saturday" market resolved Yes in June 2025), while the 180-day "Another US military action against Iran before 2026" market resolved No — showing base rates are highly regime-dependent: near-certain during active hostilities, low during genuine lulls. - [2026-10] Parallel diplomatic track (nuclear talks, IAEA access, snapback sanctions) remains unresolved and adversarial: UN Security Council sessions as recently as this spring showed Russia and China disputing the legality of the 'snapback' mechanism while France, UK and the US insisted sanctions had been reinstated , and Iran has offered only a conditional, partial concession on inspector access in exchange for sanctions relief, per Bloomberg's Oct. 1 report, meaning the underlying dispute driving periodic strikes has not been settled. BOTTOM LINE: The reference class is a single, highly volatile 2026 US-Iran war that has already produced at least two ceasefire collapses with US strikes occurring even during supposed truces, implying no strong prior that any "ceasefire" survives a ~4-week window; however, the current no-strike streak is unusually long (31+ days) and Trump has just publicly pledged no pre-midterm strikes, which sibling prediction markets price at roughly 60-78% continuation through late October/mid-November — a meaningfully elevated but not overwhelming base rate given the active Pentagon strike-option planning reported in parallel. NOT FOUND: No systematic historical base-rate dataset (e.g., political-science study of ceasefire survival rates in this specific conflict) was found; could not confirm the exact current Polymarket price for this specific "through midterms" contract (excluded per instructions) or find any formal expert/analyst probabilistic forecast outside of prediction-market pricing.

YES means: no US air strike or surface-to-surface missile strike directly impacts Iranian territory (per the contract's definitions) between now and November 3, 2026, 11:59 PM ET — i.e., the current de facto quiet over Iranian soil holds through the midterms. - [2026-10-08] Trump's own written commitment is unusually explicit and dated: he posted on Truth Social that "We will not be attacking Iran at any time prior to the Midterm Elections to be held in the United States on November 3rd," directly naming the contract's own deadline, which removes ambiguity about intent for the remaining window. https://www.cnn.com/2026/10/08/politics/trump-iran-attack-election - [2026-10-08] The pledge was paired with a stated preference for continued economic rather than military pressure: Trump emphasized he plans to keep up economic pressure on Iran, saying the blockade of Iranian ports "will remain in full force and effect," and the administration has favored economic punishment over military strikes for months . https://www.yahoo.com/news/politics/articles/trump-says-not-attack-iran-172724404.html - [2026-10-08] A concrete domestic political mechanism for restraint is documented: Trump has appeared reluctant to resume the war in earnest before the midterms, mindful of the political downsides, and officials know that flareups between the US and Iran have caused spikes in oil prices, aggravating cost-of-living concerns dragging down Republican allies . https://www.yahoo.com/news/politics/articles/trump-says-not-attack-iran-172724404.html - [2026-10-08] CNBC's reporting frames the decision as explicitly electorally calculated: Trump said the U.S. will not attack Iran before the Nov. 3 midterm election, explicitly tying the timing of potential further military action to the domestic political calendar , reinforcing that the restraint is a deliberate, named-date commitment rather than vague hedging. https://www.cnbc.com/2026/10/08/iran-war-trump-midterm-election.html - [2026-10-08] A second, independent political constraint beyond US domestic politics has emerged: Axios reports IDF Chief of Staff Eyal Zamir told senior US officials that resuming the war within the next three weeks could force postponement of Israel's own elections, scheduled for Oct. 27, since Iran would likely respond with missiles at Israel , giving Israel an incentive to also discourage pre-midterm US strikes. https://www.axios.com/2026/10/08/trump-iran-strikes-midterm-elections - [2026-10-08] Public opinion gives Trump a political incentive to honor the pledge: Pew found around two-thirds (65%) now disapprove of the way President Donald Trump is handling the U.S. military action in Iran, while a third (33%) approve , with disapproval having risen since March, making a pre-election escalation a clear political liability. https://pewresearch.org/short-reads/2026/10/08/iran-conflict-remains-deeply-unpopular-as-many-americans-expect-it-to-go-on-for-months - [2026-09-18] A Fox News poll a month before the pledge found 71 percent of voters believe the Trump administration "lacks a clear strategy" for ending the hostilities, and a new high of more than 60 percent of voters believe the US taking military action against Iran was the "wrong decision" , showing sustained anti-war sentiment through the campaign's final stretch. https://www.aljazeera.com/news/2026/9/18/us-voter-opposition-to-war-on-iran-grows-to-new-highs-poll - [2026-10-01] An AP-NORC poll just over a week before the pledge found seventy-one percent of adults disapprove of how Trump is handling Iran and 69 percent say the war in Iran has not been worth fighting , a five-point spike since July — strengthening Trump's incentive to keep the lull intact through Nov. 3. https://www.aljazeera.com/news/2026/10/1/most-americans-say-us-israel-war-on-iran-not-worth-fighting-poll - [2026-10-08] Diplomatic off-ramp remains active rather than collapsed: Iran's FM Araghchi said "We presented our proposal, which was put forward under the title of the 'seven-day plan,' and we also heard the American side's views in response... We are currently reviewing the Americans' views, and I think we will present our response within the next few days" , indicating both sides are still engaged in live negotiation rather than preparing for imminent confrontation. https://israelhayom.com/2026/10/08/iran-reply-us-proposal-araqchi - [2026-10-08] Market reaction corroborates that Trump's statement was read as credible and de-escalatory in the moment: U.S. President Donald Trump explicitly stated on social media Wednesday that the United States would not initiate military strikes against Iran before the November 3 midterm elections... causing Brent crude futures to plummet $1.75 within five minutes . https://finance.biggo.com/news/7c362719-7e29-4501-b5a3-ea0f2337a79d - [2026-10-08] Even critical commentary on Trump's credibility concedes the simplest reading favors restraint through Nov. 3: a Substack analysis noted the Pentagon's CENTCOM order and the explicit date suggest "the generous reading is that the president is restraining himself... he chose not to bomb Iran in the four weeks before an election, perhaps to avoid the appearance of using a war to move votes, perhaps to give the negotiations through Qatari mediators more time" , i.e., even skeptics don't dispute the immediate pre-midterm intent, only what happens after. https://politimix.substack.com/p/trump-put-it-in-writing-the-iran BOTTOM LINE: The strongest case for YES rests on a dated, explicit, publicly reiterated Trump pledge not to strike before Nov. 3, reinforced by two independent and mutually compounding political disincentives (collapsing US war approval/cost-of-living politics, and Israel's own Oct. 27 election risk of Iranian missile retaliation), plus an active, still-unresolved diplomatic "seven-day plan" channel that both sides are continuing to use rather than abandoning — all pointing toward the current 31+ day no-strike streak holding through the midterms even though Pentagon strike options remain prepared for use immediately afterward. NOT FOUND: No official Pentagon/CENTCOM statement confirming strike plans have been shelved (only "prepared," per Axios/Atlantic reporting); no confirmation yet of Iran's actual response to the US counter-proposal on the "seven-day plan" (still pending as of Oct 9); no polling specific to whether voters would blame Trump if he struck Iran mid-campaign versus after.

YES means: no qualifying US air or surface-to-surface missile strike directly impacts Iranian territory between 2026-10-09 and 2026-11-03 11:59 PM ET (i.e., the de facto no-strike-on-Iranian-soil lull persists through the midterms). - [2026-10-09] A White House official framed the administration's own posture as leaving the door open, telling Axios about renewed strikes that "the chances of it happening before the elections is not high but we don't rule it out," undercutting the idea that Trump's pledge is a firm bar to resolution. https://www.axios.com/2026/10/07/trump-us-central-command-iran-israel-war-elections - [2026-10-07] Axios reported the Pentagon's CENTCOM directive explicitly as readiness for a possible resumption "in the next three to four weeks," a window that fully overlaps the Nov 3 deadline even if execution slips to the week after. https://www.axios.com/2026/10/07/trump-us-central-command-iran-israel-war-elections - [2026-09-26] Trump had already rejected Iran's seven-day Hormuz-reopening plan once, calling it unacceptable on Sept. 26, and the current round of "Iran reviewing US feedback" talks (Oct. 8) is a second attempt at the same deal — meaning the diplomatic track has a recent concrete failure point that could collapse again before Nov 3. https://www.tokenpost.com/news/regulation/28077 - [2026-10-02] US force posture is a rapid, offense-oriented buildup rather than a drawdown: the Pentagon is adding roughly 9,000-10,000 sailors and Marines via a third carrier strike group (USS Theodore Roosevelt) and the Makin Island Amphibious Ready Group/13th MEU, on top of more than 50,000 troops already in theater, explicitly to "give Trump more military options if talks with Iran fail." https://www.stripes.com/branches/navy/2026-10-02/makin-island-middle-east-iran-strikes-november-23032862.html - [2026-10-07] CENTCOM was separately "instructed to complete preparations for resuming major combat operations" with "no date... set," a formal readiness order that is the first of its kind since strikes on Iranian soil stopped, per the IranWarLive OSINT tracker, which also notes the risk calculus centers on "the roughly 50,000 American troops in the region" as a retaliation target if a strike is launched. https://iranwarlive.com/recaps/day-222 - [2026-10-05] Iran's own "seven-day plan" is now explicitly described by Tehran as a "one-week, step-by-step starter deal," not a final peace treaty, with parliament speaker Qalibaf insisting Hormuz "will not be opened until our seven conditions... are met" — a maximalist public stance from Iran's chief negotiator that raises odds the plan stalls or fails, removing the diplomatic off-ramp Trump's Oct. 8 pledge is implicitly betting on. https://www.tehrantimes.com/news/530767/What-is-Iran-s-7-Day-plan-to-reopen-the-Hormuz - [2026-09/10] The Washington Examiner compiled the precedent most damaging to taking any Trump no-strike pledge at face value: in June 2025 the White House said Trump would decide on striking Iran "within the next two weeks," and "two days later, B-2 bombers were over Fordow," a reversal later confirmed by Axios reporting that Trump had already secretly ordered the strike before making that public statement. https://www.washingtonexaminer.com/op-eds/4750803/trump-iran-strike-midterm-elections/ - [2025-06-22] Axios's own reporting on that episode states plainly that "by the time Trump made the 'two weeks' comment, he had already decided to authorize military action — and knew exactly when it would happen," establishing a documented mechanism by which a public delay pledge can coexist with an already-finalized strike order. https://www.axios.com/2025/06/22/trump-iran-strike-israel-behind-scenes - [2026-09-29/36] PBS and ABC News catalog repeated within-this-war instances of Trump announcing a pause or halt to strikes that were "upended by renewed attacks days or even hours afterward," including an April 7 civilization-ending-strike deadline suspended just before expiry and a late-July pause followed by talk of a "massive attack" days later — establishing an in-conflict base rate of broken pause announcements measured in days, not weeks. https://www.pbs.org/newshour/politics/trump-frequently-announces-hes-halting-strikes-in-iran-but-they-keep-happening - [2026-09-27] Days before his firm Oct. 8 pledge, Trump told Fox News when asked about pre-midterm strikes, "I don't want to say that. I mean, it's possible, but I just don't want to say that," showing the "no strikes before midterms" position itself is less than two weeks old and has already shifted once from ambiguous to firm, leaving open room for another shift back. https://www.washingtonexaminer.com/op-eds/4750803/trump-iran-strike-midterm-elections/ - [2026-10-02] A senior administration voice framed the strategic logic in binary, pressure-first terms — "the easy way or the hard way" — with the explicit backdrop that "Iran has been decimated" economically, a framing consistent with using the pre-midterm window to extract last-minute concessions via strike threat rather than genuine restraint. https://www.axios.com/2026/10/07/trump-us-central-command-iran-israel-war-elections BOTTOM LINE: Despite Trump's Oct. 8 public no-strike pledge, the operative facts — an active CENTCOM order to "complete preparations" within a 3-4 week window overlapping Nov 3, a major ongoing offensive force buildup, a fragile and already-once-rejected Iranian diplomatic proposal, and a documented, repeated pattern in this exact administration of reversing near-identical pause pledges within days — together constitute the strongest evidence-based case that a pre-midterm qualifying strike remains a live, non-trivial risk to the "ceasefire continues" (YES) outcome. NOT FOUND: No official DoD/CENTCOM statement ruling out strikes before Nov. 3 (only Trump's personal Truth Social pledge); no confirmation of Iran's formal response to the US counter-proposal on the seven-day plan as of Oct. 9; no evidence of any finalized strike order or specific targeting decision as of this writing.