{
  "_notice": {
    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
  },
  "event_id": "CM-EVT-CC0DTY8Y50",
  "slug": "natoeu-troops-fighting-in-ukraine-in-2025",
  "question": "Will NATO/EU troops be fighting in Ukraine by 2026?",
  "category": "geopolitics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "geopolitics",
    "nato",
    "ukraine",
    "military-intervention",
    "2025"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track whether NATO or EU member-state troops will engage in active combat in Ukraine across three resolution horizons. The December 31, 2025 market resolved at the January 1, 2026 timestamp via Polymarket's UMA Optimistic Oracle. The June 30, 2026 and December 31, 2026 markets remain open, pricing the same binary outcome across nearer and farther deadlines. All three resolve through Polymarket's UMA Optimistic Oracle with no external authoritative publisher named beyond each market's stated date.",
  "venues_covered": [
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  "primary_market_id": "CM-MKT-GQ3CHCNSR3",
  "current_primary_mark": {
    "last_price": 1,
    "implied_probability": 1
  },
  "created_at": "2026-07-23T21:11:14.426158+00:00",
  "updated_at": "2026-07-23T21:11:14.426158+00:00",
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      "event_id": "CM-EVT-CC0DTY8Y50",
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      "platform_market_id": "0x07f106c0b60e94d96a63954f0536811c1a0b054b958f26bb749689b620b72f50",
      "question": "NATO/EU troops fighting in Ukraine in 2025?",
      "description": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related mili",
      "contract_type": "binary",
      "settlement_currency": "USDC",
      "underlying_reference": "December 31, 2025: Resolution per the event's stated source and mechanism (subject supplied per market).",
      "close_at": "2025-12-31T12:00:00Z",
      "resolve_at": "2026-01-01T09:34:35Z",
      "status": "closed",
      "resolution": {
        "rules_raw": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related military purpose directly pertaining to the ongoing conflict with Russia.\n\nFor military personnel to qualify toward a \"Yes\" resolution they need be active duty and acknowledged as described above. Participation in a combat role is necessary for this market to resolve to \"Yes\" (e.g. military personnel providing training or intelligence support would not qualify toward a \"Yes\" resolution, however drone pilots or infantry directly attacking Russian troops, or soldiers targeting and downing missiles from Ukrainian soil would qualify toward a \"Yes\" resolution).\n\nThe 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.",
        "arbitration_model": "uma_oracle",
        "proposer": "managed_whitelist",
        "source": null,
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            "url": null,
            "provenance": "clearmarket_editorial"
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      "rcg": {
        "grade": "C",
        "score": 30,
        "caps": [
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          "adversarial_ground_truth",
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        "applied_factors": 7
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      "last_price": 1,
      "implied_probability": 1,
      "volume_24h_usd": null,
      "volume_total_usd": 170793.703881,
      "settlement_style": "occurrence",
      "direction": "occurrence",
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "conflict",
        "eu",
        "military",
        "nato",
        "nato eu troops",
        "ukraine"
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      "question": "NATO/EU troops fighting in Ukraine by December 31, 2026?",
      "description": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related mili",
      "contract_type": "binary",
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      "close_at": "2026-12-31T12:00:00Z",
      "resolve_at": "2026-12-31T12:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related military purpose directly pertaining to the ongoing conflict with Russia.\n\nFor military personnel to qualify toward a \"Yes\" resolution they need be active duty and acknowledged as described above. Participation in a combat role is necessary for this market to resolve to \"Yes\" (e.g. military personnel providing training or intelligence support would not qualify toward a \"Yes\" resolution, however drone pilots or infantry directly attacking Russian troops, or soldiers targeting and downing missiles from Ukrainian soil would qualify toward a \"Yes\" resolution).\n\nThe 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.",
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      "implied_probability": 0.1,
      "volume_24h_usd": 2.173912,
      "volume_total_usd": 88873.23173399994,
      "settlement_style": "occurrence",
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      "tags": [
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    {
      "market_id": "CM-MKT-R5XLT9VNK1",
      "event_id": "CM-EVT-CC0DTY8Y50",
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      "platform_market_id": "0x6beb95a01147de25b24d3ffae7a43551f392da4235a62f058515c3e99d7af199",
      "question": "NATO/EU troops fighting in Ukraine in June 30, 2026?",
      "description": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related military",
      "contract_type": "binary",
      "settlement_currency": "USDC",
      "underlying_reference": "June 30, 2026: Resolution per the event's stated source and mechanism (subject supplied per market).",
      "close_at": "2025-12-31T12:00:00Z",
      "resolve_at": "2026-07-01T06:02:13Z",
      "status": "closed",
      "resolution": {
        "rules_raw": "This market will resolve to \"Yes\" if active military personnel officially affiliated with any NATO or EU country enter Ukraine for combat-related military purposes directly pertaining to the ongoing conflict with Russia by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nFor military personnel to qualify toward a \"Yes\" resolution, they must be 1) officially acknowledged as active military by the NATO or EU entity or member state they are affiliated with; 2) be publicly acknowledged by NATO or an EU-affiliated entity to have entered Ukraine for a combat-related military purpose directly pertaining to the ongoing conflict with Russia.\n\nFor military personnel to qualify toward a \"Yes\" resolution they need be active duty and acknowledged as described above. Participation in a combat role is necessary for this market to resolve to \"Yes\" (e.g. military personnel providing training or intelligence support would not qualify toward a \"Yes\" resolution, however drone pilots or infantry directly attacking Russian troops, or soldiers targeting and downing missiles from Ukrainian soil would qualify toward a \"Yes\" resolution).\n\nThe 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.",
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      "tags": [
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      "resolved_at": "2026-01-01T09:34:35Z",
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      "occurred_basis": "venue_settlement",
      "final_price": null,
      "recorded_at": "2026-07-23",
      "source": "platform_api",
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  "_provenance": {
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    "ref": "CM-EVT-CC0DTY8Y50",
    "terms": "Attribution required. clearmarket.fyi"
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}