Trader consensus prices "No" at 84.5% for NATO invoking Article 5 before 2027, reflecting the alliance's high threshold for activation amid ongoing geopolitical tensions but no direct armed attacks on members. A key recent development was Iran's ballistic missile entering Turkish airspace on March 4, 2026, which Turkey downed without casualties; NATO Secretary-General Mark Rutte explicitly ruled out Article 5, emphasizing the clause requires an armed attack obliging collective response deemed necessary by allies. Russia's hybrid threats to the Baltic states and Poland persist without escalation to NATO territory, bolstered by deterrence from expanded defenses post-Finland and Sweden accessions. Recent U.S. statements questioning alliance commitments add uncertainty but have not materialized into triggers, with historical precedent showing invocation only once after 9/11. Upcoming NATO summits could influence postures, though unanimous consensus remains a barrier.