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European military action against Iran by...?
polymarket

Will any European country take military action on Iran by August 31, 2026?

Jul 19, 2026, 10:27 PM EST - Dec 31, 2026, 5:59 PM EST
Total volume:
$332,814
Volume 24h:
$251
194%
Liquidity:
$21,277
48%
Open interest:
$7,063N/A

October 31

 - Polymarket

October 31 - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolves Dec 31, 2026

Time left: 08d:02h:11m

Will a European country take military action on Iran by October 31?

4%chance
Amount

$

Trade on
polymarket

Trade on Polymarket

At 6.7¢ buys you 1,493 shares | Odds: 4% Total Payout: $1,493 | Net Profit: $1,393 Multiplier: 14.93x | ROI: 1,393% APY not meaningful 8 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

October 31

Trade
4%
Yes 6.7¢No 98.2¢
4.9¢
$10,648
$8,257
2%
7%
N/A
1w 1d 2h
active
polymarket

December 31

3%
Yes 5¢No 99¢
4¢
$10,628
$2,254
3%
4%
N/A
2mo 1w 2d
active
polymarket

August 31

0%
Yes 0¢No 100¢
—
N/A
$163,216
N/A
N/A
N/A
Settled
No
polymarket

July 31

0%
Yes 0¢No 100¢
—
N/A
$159,087
N/A
N/A
N/A
Settled
No
Total markets: 4

Description

This market will resolve to “Yes” if any European country takes a qualifying military action against Iran by the specified date, 11:59 PM Central European Summer Time (CEST). Otherwise this market will resolve to “No.” A qualifying military action refers to an air strike or a surface-to-surface missile strike, initiated by any European country, that directly impacts Iran. An air strike includes bombs, air-to-surface missiles, and air-launched drones. A surface-to-surface missile strike includes one-way attack drones and surface-to-surface missiles such as cruise or ballistic missiles. For the purposes of this market, a “European country” is defined as any of the following sovereign states: Albania, Andorra, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Georgia, Germany, Greece, Hungary, Iceland, Ireland, Italy, Kosovo, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, San Marino, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom, and Vatican City. The following actions do not constitute a qualifying military action: Munitions destroyed or intercepted before impact; Surface-to-air missile strikes; Small-arms fire; Ground incursions; Cyber operations; Naval gunfire and artillery fire; Howitzers, artillery pieces, mortars, and rocket artillery (e.g. MLRS systems); Minor surface-to-surface strikes, including short range loitering munitions, FPV drones, and ATGM strikes; Any threat, authorization, or announcement of force that has not been executed. Any munition that is intercepted or destroyed before impact does not constitute a qualifying military action. Debris, fragments, or any wreckage from intercepted munitions that land on Iran do not constitute a military action regardless of any damage incurred. “Iran” refers to the territory within the internationally recognized borders of Iran. If the precise location of a strike cannot be clearly attributed to the defined territory, it will not qualify. The occurrence, attribution, and timing of a qualifying military action will be primarily determined based on a consensus of information available from the resolution sources. Where multiple sources conflict regarding the occurrence, attribution, or timing of a relevant military action, this market will remain open until the earlier of: i) the confirmation of the occurrence, attribution, and timing of the action based on a consensus of information available from the resolution sources or ii) 3 full calendar days (CEST) from the date of the first credibly reported evidence of the action. If this period would extend past the end date, this market will remain open to allow for 3 full calendar days to pass. If, at the end of the third calendar day, conflicting reports remain as to the occurrence, attribution, or timing of the action, this market will resolve based on the totality of information available from the resolution sources at that time. No single statement, denial, or presentation of evidence will govern where it is contradicted by the totality of information. The resolution sources for this market will be official information from the governments and militaries of the relevant European country and Iran and credible reporting.

Polymarket

This market will resolve to “Yes” if any European country takes a qualifying military action against Iran by the specified date, 11:59 PM Central European Summer Time (CEST). Otherwise this market will resolve to “No.” A qualifying military action refers to an air strike or a surface-to-surface missile strike, initiated by any European country, that directly impacts Iran. An air strike includes bombs, air-to-surface missiles, and air-launched drones. A surface-to-surface missile strike includes one-way attack drones and surface-to-surface missiles such as cruise or ballistic missiles. For the purposes of this market, a “European country” is defined as any of the following sovereign states: Albania, Andorra, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Georgia, Germany, Greece, Hungary, Iceland, Ireland, Italy, Kosovo, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, San Marino, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom, and Vatican City. The following actions do not constitute a qualifying military action: Munitions destroyed or intercepted before impact; Surface-to-air missile strikes; Small-arms fire; Ground incursions; Cyber operations; Naval gunfire and artillery fire; Howitzers, artillery pieces, mortars, and rocket artillery (e.g. MLRS systems); Minor surface-to-surface strikes, including short range loitering munitions, FPV drones, and ATGM strikes; Any threat, authorization, or announcement of force that has not been executed. Any munition that is intercepted or destroyed before impact does not constitute a qualifying military action. Debris, fragments, or any wreckage from intercepted munitions that land on Iran do not constitute a military action regardless of any damage incurred. “Iran” refers to the territory within the internationally recognized borders of Iran. If the precise location of a strike cannot be clearly attributed to the defined territory, it will not qualify. The occurrence, attribution, and timing of a qualifying military action will be primarily determined based on a consensus of information available from the resolution sources. Where multiple sources conflict regarding the occurrence, attribution, or timing of a relevant military action, this market will remain open until the earlier of: i) the confirmation of the occurrence, attribution, and timing of the action based on a consensus of information available from the resolution sources or ii) 3 full calendar days (CEST) from the date of the first credibly reported evidence of the action. If this period would extend past the end date, this market will remain open to allow for 3 full calendar days to pass. If, at the end of the third calendar day, conflicting reports remain as to the occurrence, attribution, or timing of the action, this market will resolve based on the totality of information available from the resolution sources at that time. No single statement, denial, or presentation of evidence will govern where it is contradicted by the totality of information. The resolution sources for this market will be official information from the governments and militaries of the relevant European country and Iran and credible reporting.

Frequently asked questions

On Polymarket, the European military action on Iran market dashboard tracks real-time odds and trading activity around whether a European nation will conduct military operations against Iran. The interface displays current market pricing, historical price movements, and 24-hour volume to help traders monitor sentiment and liquidity. This prediction market aggregates the collective forecast of participants betting on the likelihood and timing of such military intervention, offering a dynamic gauge of market expectations as geopolitical conditions evolve.

Prediction market odds often diverge from traditional analyst forecasts because they reflect real-money incentives and continuous price discovery rather than periodic expert opinion. While analysts may publish point estimates or confidence ranges based on intelligence assessments and diplomatic signals, this market aggregates thousands of individual trader decisions updated in real time. Comparing the two reveals whether the crowd is pricing in more or less risk than institutional experts, helping identify potential gaps in consensus or emerging shifts in geopolitical risk perception.

On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing yes or no outcomes. The price of each share reflects the implied probability of European military action occurring by the resolution date. As traders place orders, the price adjusts in real time, with higher prices indicating greater confidence in the outcome. Volume and bid-ask spreads provide additional signals about conviction and liquidity among participants.

This market resolves around Dec 31, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution hinges on whether a European country has taken direct military action against Iran by that date. The determination will be based on documented evidence from established news sources and official statements, ensuring clarity and reducing ambiguity. Traders should monitor diplomatic developments, military posturing, and international statements as the deadline approaches.

Key catalysts include escalations in regional tensions, Iranian nuclear program developments, and European diplomatic responses to Middle Eastern crises. Military buildups, sanctions announcements, or direct provocations could rapidly shift odds. Political changes in major European capitals, shifts in NATO policy, or UN Security Council actions may also influence trader sentiment. Additionally, any direct military incidents, cyber attacks, or terrorist activity linked to Iran could trigger sharp repricing as participants reassess the probability of European intervention by the deadline.