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 December 31, 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.