| Outcome | Probability | Yes Bid | Yes Ask | 24h Change | Volume | |
|---|---|---|---|---|---|---|
| By 2030 | 0% | 0¢ | 0¢ | — | $0 | Trade → |
This market asks whether the European Union will have one fewer member state by the end of 2029. The outcome matters because a member leaving or being removed would have legal, economic, and geopolitical consequences across Europe and beyond.
The EU has experienced one high-profile departure in recent history: the United Kingdom completed withdrawal after invoking Article 50 of the Treaty on European Union. EU treaties do not contain a straightforward expulsion mechanism, so changes in membership typically occur via formal legal processes, political decision-making, or extraordinary crises. Contemporary drivers include domestic politics in member states, rule-of-law disputes, security shocks, and broader geopolitical pressures.
Market prices aggregate traders’ assessments of the likelihood and timing of a membership loss given available information; they move as new legal acts, political events, or crises emerge. Interpret prices as a dynamic summary signal, not a definitive prediction—watch underlying events and evidentiary milestones.
It means a sovereign state that is currently a party to the EU treaties ceases to be a member through a legally or internationally recognized process—for example, a completed withdrawal that results in termination of treaty membership before 2030.
No. Measures that limit rights or benefits do not equal termination of membership; the event requires an actual end to a state's status as an EU member.
The decisive factor is the effective cessation of membership before 2030, not merely the initiation of a process or a notification—timing is tied to when membership legally ends.
Yes: the United Kingdom left the EU after invoking Article 50 and completing withdrawal negotiations; that exit was a formal, treaty-based process culminating in termination of membership.
Watch formal legal filings or notifications to EU institutions, national referenda or parliamentary votes on EU membership, major government or coalition shifts toward exit policies, high-profile constitutional court rulings, and severe geopolitical or economic crises that alter incentives for staying in the EU.