US announces end of Iranian blockade by 2026?

Platform comparison

Market context

The United States has just reinstated a naval blockade on Iranian ports, with enforcement beginning 14 July at 20:00 GMT, meaning the event this contract tracks—the official announcement of lifting that blockade—is now a fresh policy reversal rather than a standing condition [2][3]. On Polymarket, this contract trades at 12% YES, priced in USDC on Polygon using conditional tokens that settle automatically once the government declares the blockade terminated [1].

Historically, US naval blockades on Iran have ended only through formal ceasefires or memoranda of understanding, such as the June 2026 agreement where CENTCOM explicitly lifted the blockade after a 60-day commercial transit window was secured [9][11]. That precedent suggests the current 12% probability reflects a market betting on a similar diplomatic breakthrough rather than unilateral abandonment, as past terminations required negotiated terms and public declarations from CENTCOM or the President [10].

Traders should monitor CENTCOM advisories, White House statements, and any new MoUs between the US and Iran, as these are the only channels that qualify as official announcements under the market rules [2]. A catalyst could emerge from ongoing Gulf talks involving Oman, which previously facilitated the last blockade lift, or from Trump’s stated 20% reimbursement scheme for safe passage, which remains unclarified but could signal a shift toward negotiated de-escalation [4][5].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track US announces end of Iranian blockade by 2026? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.