
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · 2027
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
European country agrees to give Ukraine security guarantee by which date?
Ukraine agrees not to join NATO by which date?
Ukraine agrees to limit size of armed forces by which date?
Will Ukraine agree to give up the rest of Donbas by which date?
Will Ireland give up its neutrality before 2027?
Will it be illegal to give a child an adult phone before 2036?
Rules
This market will resolve to “Yes” if the United States formally commits to giving Ukraine a security guarantee, defined as a publicly announced and mutually agreed deal between the Trump administration and the Government of Ukraine, which creates a binding obligation for the United States to defend or directly intervene on Ukraine’s behalf, by December 31, 2026, 11:59 PM ET.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/us-agrees-to-give-ukraine-security-guarantee-by-december-31AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+2 more outcomes
+1 more outcomes
+36 more outcomes