Congress passes Iran war powers resolution by June 30?

Platform comparison

Market context

The underlying real-world event is the imminent passage of a bipartisan resolution by both the U.S. House and Senate to restrict military hostilities against Iran, a move that has already secured House approval with a 215–208 vote and is now awaiting final Senate procedural confirmation [1][2]. This legislative action explicitly demands the President terminate operations within thirty days unless Congress authorises force, marking a rare rebuke of President Trump’s management of the three-month conflict [3].

Historically, war powers resolutions are often symbolic and face significant executive resistance, yet the current 100% crowd-implied probability suggests traders view this as a definitive political shift rather than a procedural formality [1]. Unlike past instances where bipartisan support failed to translate into binding constraints, the recent convergence of Republican and Democratic votes indicates a critical fracture in party unity regarding the Iran conflict, making the symbolic nature of previous resolutions less relevant to this specific outcome [2][4].

Traders must monitor the Senate’s upcoming procedural vote, which is expected in the near future following its initial advancement last month [2][4]. Key catalysts include any sudden shifts in Republican leadership positions or external geopolitical developments that could alter the legislative timeline, though the bipartisan momentum currently appears robust [6]. While this market resolves on political mechanics, the macro tie-in remains relevant: a successful resolution could dampen oil volatility, indirectly influencing BTC/ETH funding rates and USDC settlement flows as risk sentiment stabilises across crypto exchanges [5].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reads Congress passes Iran war powers resolution by June 30? on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed for comparison. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.

Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.

FAQ

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On BTC Prediction, 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.

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.

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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.