Will the Iranian regime fall by June 30?

Platform comparison

Market context

The Islamic Republic of Iran faces its most severe internal crisis since 1979, with nationwide protests demanding regime change following the assassination of Supreme Leader Ali Khamenei in February 2026 and sustained US-Israeli military strikes. Despite this turmoil, the crowd-implied probability on Polymarket for the regime collapsing by June 30 remains at 0%, suggesting the market expects the clerical establishment to retain de facto control over core institutions like the Guardian Council and IRGC command structures [1].

Historical precedents for regime collapse, such as the 1979 Iranian Revolution or the 2011 Arab Spring, typically require a complete fracture of military loyalty and the dissolution of the supreme leadership office, conditions not yet fully met despite the current unrest. Unlike the 50/50 jury and televote split in Eurovision or the preferential ballot used for Oscars Best Picture, where public sentiment can decisively override institutional power, Iran’s political architecture remains heavily insulated by security apparatus cohesion, making a sudden June 30 overthrow statistically improbable according to current consensus [4][5].

Traders should monitor announcements regarding large defections from military units, battles between defecting security personnel and loyalists, and the interim leadership council’s ability to maintain order under President Masoud Pezeshkian [6]. Key dependencies include the outcome of ongoing US-Israeli strikes and whether the regime’s security apparatus shows substantial weakening, as noted by defence analysts who remain skeptical of imminent collapse despite the stated aim to sweep away the government [7]. Any shift in the Strait of Hormuz traffic or escalation in regional attacks could serve as a critical catalyst for regime instability [8].

Sources: 1 · 2 · 3 · 4 · 5

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 PolyGram — the application we operate, where you trade directly against 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.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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.

Do I need to KYC for this market?

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