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Will US withdraw from NATO before 2027?

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Will US withdraw from NATO before 2027?

15% chance
Polymarket

$208,377 Vol.

15% chance
Polymarket

$208,377 Vol.

This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty. Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions. The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes". The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.President Trump's April 1 statements threatening US withdrawal from NATO—citing allies' refusal to join military action against Iran—have fueled speculation and slightly elevated Yes odds on Polymarket, yet traders price No at 85.8% implied probability, reflecting deep skepticism of execution. A 2023 bipartisan law in the National Defense Authorization Act mandates congressional approval via two-thirds majorities in both chambers for any exit, bolstering entrenched alliance support amid Ukraine contingencies. No formal Article 13 denunciation notice has been issued, which requires one-year advance notice, while Pentagon directives since December 2025 push Europe toward defense leadership by 2027 without rupture. Logistical hurdles, funding controls, and historical precedents of unfulfilled threats sustain the strong No consensus.

This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty.

Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions.

The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes".

The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.
Volume
$208,377
End Date
Dec 31, 2026
Market Opened
Nov 5, 2025, 1:59 PM ET
This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty. Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions. The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes". The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.
This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty. Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions. The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes". The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.President Trump's April 1 statements threatening US withdrawal from NATO—citing allies' refusal to join military action against Iran—have fueled speculation and slightly elevated Yes odds on Polymarket, yet traders price No at 85.8% implied probability, reflecting deep skepticism of execution. A 2023 bipartisan law in the National Defense Authorization Act mandates congressional approval via two-thirds majorities in both chambers for any exit, bolstering entrenched alliance support amid Ukraine contingencies. No formal Article 13 denunciation notice has been issued, which requires one-year advance notice, while Pentagon directives since December 2025 push Europe toward defense leadership by 2027 without rupture. Logistical hurdles, funding controls, and historical precedents of unfulfilled threats sustain the strong No consensus.

This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty.

Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions.

The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes".

The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.
Volume
$220,016
End Date
Dec 31, 2026
Market Opened
Nov 5, 2025, 1:59 PM ET
This market will resolve to "Yes" if the United States formally initiates a withdrawal from NATO or provides an official notice of denunciation to NATO by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". A notice of denunciation refers to the submission of a notice of withdrawal as per Article 13 of the North Atlantic Treaty. Any action meeting these criteria will qualify for a “Yes” resolution regardless of if its implementation is immediately halted or delayed by judicial or other actions. The U.S.'s exit from NATO’s integrated military command structure will not be sufficient to resolve this market to "Yes". The resolution source will be official information from the US government and NATO, however a consensus of credible reporting may also be used.

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Frequently Asked Questions

"Will US withdraw from NATO before 2027?" is a prediction market on Polymarket where traders buy and sell "Yes" or "No" shares based on whether they believe this event will happen. The current crowd-sourced probability is 15% for "Yes." For example, if "Yes" is priced at 15¢, the market collectively assigns a 15% chance that this event will occur. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Will US withdraw from NATO before 2027?" has generated $208.4K in total trading volume since the market launched on Nov 5, 2025. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Will US withdraw from NATO before 2027?," simply choose whether you believe the answer is "Yes" or "No." Each side has a current price that reflects the market's implied probability. Enter your amount and click "Trade." If you buy "Yes" shares and the outcome resolves as "Yes," each share pays out $1. If it resolves as "No," your "Yes" shares pay $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current probability for "Will US withdraw from NATO before 2027?" is 15% for "Yes." This means the Polymarket crowd currently believes there is a 15% chance that this event will occur. These odds update in real-time based on actual trades, providing a continuously updated signal of what the market expects to happen.

The resolution rules for "Will US withdraw from NATO before 2027?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.