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Geopolitics · Iran

Will the US officially declare war on Iran by December 31, 2026?

As of 8 November 2026, traders on Polymarket see a 2% chance for “Will the US officially declare war on Iran by December 31, 2026”, down from 4% a week ago.

It barely moved in the past 24 hours, and stood at 3% 30 days ago.

Open on the mapRules and result on Polymarket

Chances now

New to this? How to read a market · What the odds mean

OutcomeChance24 hours7 daysTraded, 7 days
Yes2%−0.3 pts−1.8 pts$27k

A price of 2% means traders pay about $0.02 for a Yes share, which pays $1 if the answer is Yes. It is the crowd’s estimate, not a forecast by Nimb.

Key facts

Volume and liquidity, explained · How markets resolve · Fees

Largest public holders

WalletHoldsValueUnrealised P&L
pershinNo$44k+$5k
elmcap2No$41k+$3k
insideroNo$16k+$818
bear-beesNo$9k+$294
MajoriTNo$8k+$1k
NoooooooopNo$6k+$257
CarNo$6k+$135
TalophexNo$5k+$25

Value is shares × the current price of the side held. Wallets holding both sides of the same market are left out: their positions cancel and are not a bet. A dash means the cost basis is unknown. Holders are public data; this is not a signal to copy. How to read holders.

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Prediction markets are risky and you can lose your whole stake. Risk disclosure.