NATO's treaty framework requires unanimous member consent for dissolution and imposes high procedural barriers on individual withdrawals, such as the U.S. Senate's two-thirds threshold, which has prevented formal exit proceedings as of mid-2026. Ongoing Russian security threats have sustained alliance cohesion, prompting recent steps like the establishment of additional multinational battlegroups on the eastern flank and collective defense spending commitments rising toward 3.5% of GDP targets. U.S. policy shifts under the current administration have fueled debate over burden-sharing and potential troop adjustments, yet European allies have responded with contingency planning and reaffirmed commitments rather than dissolution talks. Trader consensus at 95.5% against dissolution before 2027 reflects these structural and geopolitical stabilizers. Even amid transatlantic friction, realistic shifts would require coordinated member actions or unforeseen escalations not currently signaled in official channels.