What are the odds of "Yes" for "EU/NATO country announces peacekeeping force in Ukraine by December 31?"?

This market will resolve to "Yes" if any NATO or EU member country officially announces that they will be sending troops to Ukraine as part of a peacekeeping force by June 30, 2026, 11:59 PM ET. Otherwise this market will resolve to “No”. A qualifying announcement must be part of a formal agreement between a NATO or EU member country and another country or international organization or otherwise indicative of a formalized policy. Announcements which are statements of intent, contingent, or otherwise are not indicative of a formalized policy will not count The primary resolution source for this market will be official information from NATO, the EU, or member states of either entity, however a consensus of credible reporting will also be used.

How trading works

Polymarket uses a central limit order book (CLOB) model — you can buy or sell shares of any outcome at the current market price, or place limit orders. Prices represent implied probability: a $0.65 contract means the market prices a 65% chance of that outcome.

FAQ

Resolution & format

How are markets in this event resolved?+

Each market resolves based on the official outcome as verified by the UMA Optimistic Oracle.

When do these markets close?+

Trading closes at Dec 31, 2026 · 12:00 AM UTC. After close, the UMA oracle proposes a resolution and a 2-hour dispute window opens before final settlement.

How many markets are in this event?+

This event contains 2 markets. Each market settles independently — you can trade any or all of them.

What happens if the resolution source is unavailable?+

If the primary resolution source is unavailable, the market may be delayed or resolved by UMA oracle vote using credible alternative sources. Polymarket's optimistic oracle has final authority on disputed resolutions.

How do I trade on Polymarket?+

You need a Polymarket account (sign up with email or crypto wallet). Connect a Polygon-compatible wallet, fund it with USDC, and you can buy or sell shares of any outcome. All settlements are in USDC.