Who will attend US-Iran signing ceremony?

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Active sub-markets

Market context

The US and Iran announced a written diplomatic agreement on 14 June 2026, with a signing ceremony scheduled for 19 June. This market resolves affirmatively if a specified individual attends any official signing event between the two nations by 7 July 2026. The 41% crowd probability reflects genuine uncertainty about attendance, given the compressed timeline and geopolitical sensitivities surrounding such high-profile ceremonies.

Historical precedent suggests attendance at US-Iran diplomatic signings carries symbolic weight that shapes participation decisions. The 2015 Joint Comprehensive Plan of Action (JCPOA) signing saw coordinated attendance from multiple nations' foreign ministers, though the US approach differed markedly from Iran's domestic messaging. More recently, the 2023 China-brokered Saudi-Iran rapprochement signing in Beijing drew both nations' foreign ministers, demonstrating that even adversarial parties can coordinate ceremonial presence when agreements carry sufficient strategic value. The current 41% probability likely reflects traders' assessment of whether this June 2026 agreement merits comparable high-level representation or whether either party views attendance as politically costly.

Traders should monitor official announcements from both US State Department and Iranian Foreign Ministry regarding delegation composition, typically released 48–72 hours before ceremonies. Secondary indicators include parliamentary or legislative commentary in Tehran and Washington, which often signals domestic political constraints on attendance. Currency and payment friction matter here: traders using SEPA transfers or Klarna deposits should confirm settlement timings, as last-minute diplomatic developments between 19 June and 7 July could trigger rapid probability shifts. News from Reuters, AP, or official government statements will provide the definitive attendance roster.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket Klarna UK?

Zero. Polymarket Klarna UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Klarna UK triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.