North Korea’s redefinition of South Korea as a separate “hostile state” rather than a unification target, combined with its prioritization of nuclear-force expansion and conventional modernization through Russian cooperation, underpins trader consensus against a full-scale invasion before 2027. Recent missile tests, naval commissions, and rhetorical warnings about U.S. Forces Japan have reinforced deterrence signaling without evidence of mobilization or border preparations that would precede conventional attack. Strengthened U.S.-South Korea-Japan coordination and NATO defense ties further raise the costs of aggression. A major miscalculation during exercises, sudden leadership shift, or abrupt alliance fracture could still alter the outlook, though structural barriers and mutual deterrence remain dominant.