Kharg Island no longer under Iranian control by 2027?

Platform comparison

Market context

Kharg Island remains the key point to watch because the market only pays out **Yes** if Iran loses *primary governmental or military control* over the island, not if it is merely struck, disrupted or temporarily contested. In practice, that means a share price near 0% reflects the fact that a true transfer of control is far more drastic than an air raid, naval pressure or damage to export facilities; Kharg is still described as Iran’s main oil export hub, handling roughly 85–95% of crude exports and sitting close to the mainland but protected by deep water and heavy infrastructure.[1][2][3]

That is why historical comparison matters. Even during periods of intense conflict, markets usually distinguish between *attacks on infrastructure* and *loss of sovereign control*: the former can be severe without changing the legal or military status of the island. Kharg’s strategic value comes from its terminals, jetties and pipelines, not from being hard to reach, and reports in March 2026 still described it as intact enough to remain central to Iran’s oil system despite strikes on nearby military targets.[10][15][16]

For traders, the main catalysts are formal announcements, occupation claims, or evidence that another authority is actually administering the island, because those are the kinds of developments that could satisfy the settlement rule. By contrast, offshore blockade talk, isolated raids or damage to loading equipment would not be enough unless they are followed by a durable change in who governs or garrisons Kharg; Reuters reported on 14 March 2026 that U.S. forces had destroyed military targets there, which underscores how much military activity can occur without necessarily changing control.[10]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Kharg Island no longer under Iranian control by 2027? 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.

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%.