Will the Iranian regime fall by June 30?

Platform comparison

Market context

The Iranian regime's collapse within eighteen months is priced at 1% on Polymarket, with YES tokens trading at roughly $0.01 per contract on Polygon. This valuation reflects trader consensus that the Islamic Republic's core institutions—the Supreme Leader's office, Guardian Council, and IRGC command structure—remain sufficiently entrenched to survive through mid-2026. The settlement criteria demand not merely political upheaval but demonstrable loss of de facto control over Iran's majority population, a threshold historically difficult to cross without sustained military defeat or near-total institutional breakdown.

Regime collapse timelines merit comparison to the Shah's fall in 1979, which took roughly twelve months from sustained street protests to the monarchy's flight, and the Soviet Union's dissolution in 1991, which unfolded across two years of cascading institutional failures. Iran's current security apparatus differs markedly: the IRGC maintains tighter control over economic assets and internal security than either predecessor regime. The 2009 Green Movement and 2019–2022 protest cycles failed to dislodge core power structures despite significant mobilisation, suggesting high friction for regime change absent external military pressure or internal military defection.

Traders monitoring this contract should track developments in Iran's currency stability, IRGC factional tensions, and any shift in military command loyalty. The ongoing nuclear negotiations and US sanctions regime remain indirect variables; escalation could either destabilise the regime or consolidate hardline control. Recent reporting from Reuters and AP News has documented economic strain and youth emigration, but these pressures have persisted for years without triggering institutional collapse. The 18-month window is notably compressed for regime transitions of this magnitude.

Methodology

This page reviews Will the Iranian regime fall by June 30? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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 UK?

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

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?

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