NATO's institutional framework, reaffirmed at the 2026 Ankara summit through explicit Article 5 commitments and the "stronger Europe in a stronger NATO" communiqué, underpins trader consensus against dissolution before 2027. Ongoing adaptation via NATO 3.0 planning, European allies' accelerated defense spending targets reaching toward 5% of GDP, and U.S. legal constraints such as the Kaine-Rubio provision requiring congressional approval for any withdrawal have reinforced alliance cohesion amid U.S. calls for greater burden-sharing. Recent hybrid threat responses and strategic concept revisions further signal continuity rather than fracture. While scenarios like a contested U.S. exit attempt, major escalation with Russia, or abrupt force posture shifts could introduce volatility, the treaty structure, member consensus requirements, and rapid European compensatory measures make full dissolution within the narrow window highly improbable.