Farsi, Hengam, Hormuz or Kharg Island no longer under Iranian control by 2026?

Platform comparison

Market context

Polymarket is pricing this contract at **2% YES**, which suggests traders see a change of control over Farsi, Hengam, Hormuz or Kharg Island by 30 September 2026 as highly unlikely. On Polymarket, that means buying conditional tokens with **USDC** on Polygon and waiting for the market to settle only if one of the islands is no longer under Iranian primary governmental or military control by the deadline.

That low probability fits the historical pattern: these are not generic flashpoints but existing Iranian-held or Iranian-administered islands tied to maritime security. Farsi Island, for example, is a tiny, restricted island with an IRGC Navy base, and the 1968 agreement recorded Iranian sovereignty over it and Saudi sovereignty over Al-Arabiyah.[1][2][14] Comparable episodes, such as the 2016 detention of US sailors near Farsi, showed how quickly maritime incidents can escalate without changing actual control, which matters here because the market explicitly excludes temporary raids, isolated landings or offshore pressure.[1][8][11]

For traders, the key catalysts are any sign of a formal transfer, negotiated withdrawal, or outside-backed occupation, not rhetoric or short-lived military activity. The islands sit in strategically sensitive waters around the Strait of Hormuz, and recent reporting has kept attention on the wider security environment around small Gulf islands, but that is still a long way from a resolution event.[15] In practice, watch for official announcements from Tehran, confirmation of sustained foreign control on the ground, and any treaty or ceasefire language that is followed by an actual handover before the settlement window closes.[11]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Farsi, Hengam, Hormuz or Kharg Island no longer under Iranian control by 2026? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Alternative UK, which mirrors the Polymarket order book at 0% fees.

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.

UK Frequently Asked Questions

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.

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.

Is Polymarket legal in the UK?

Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.

Do I pay tax on prediction market profits in the UK?

UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.

How do I deposit on Polymarket from the UK?

UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.