**Severe economic contraction, prolonged power outages, and fuel shortages have intensified pressure on Cuba’s government amid the post-2026 US sanctions and oil blockade following Venezuela’s leadership change, yet the regime’s centralized security apparatus, military cohesion, and rapid repression of sporadic protests have prevented organized opposition from gaining sustained momentum.** Díaz-Canel’s administration continues implementing limited economic reforms and renewable energy projects while maintaining control through surveillance and crackdowns, with protests declining sharply by September. Traders price the “No” outcome at 90.5% because historical precedent, institutional continuity, and the short remaining timeline make full regime collapse by year-end unlikely absent a major internal fracture or external military escalation, neither of which current verifiable developments indicate.