Cuba has experienced its third nationwide power cut of 2026, triggering protests across the island as residents faced prolonged outages that disrupted food storage, medical equipment, and basic communications. BBC World Service coverage reported that protests erupted following the latest blackout, adding to the pattern of public unrest that has intensified since the landmark July 11, 2021 demonstrations — the largest in Cuba in decades. The power cuts reflect a systemic failure of the island’s electrical grid, which suffers from ageing Soviet-era infrastructure, a lack of foreign exchange to purchase fuel, and the compounding effect of US sanctions on Cuba’s ability to finance imports of spare parts and generating capacity. Cuba’s government has pointed to American sanctions as the primary cause of the energy crisis; critics of the regime, including Cuban economists and diaspora analysts, argue that the command economy’s structural inefficiencies and its unwillingness to permit private enterprise at scale are equally causative.
The received wisdom
The standard left-of-centre framing of Cuba’s energy crisis is largely correct in its diagnosis of the immediate cause: the United States’ decades-long embargo, tightened significantly under the Trump administration’s first term and maintained in modified form since, restricts Cuba’s access to international credit markets, prevents trade with American suppliers, and — through secondary sanctions — inhibits Cuba’s ability to deal freely with third countries. The Cuban government cannot simply purchase a new gas turbine generator on the international market the way a sovereign state normally would. Proponents of this view, including advocacy groups such as OXFAM and much of the Latin American left, argue that lifting the embargo would allow Cuba to modernise its energy infrastructure, attract foreign investment, and reduce the dependence on Venezuelan oil subsidies that has made the grid so vulnerable. On this reading, the protests are a predictable consequence of American policy, and Washington bears significant moral responsibility for the suffering of ordinary Cubans.
This argument captures genuine structural reality. The embargo is an unusual instrument, and its humanitarian costs fall primarily on the Cuban population rather than the government it is intended to pressure.
A different read
And yet the embargo-as-cause argument, however accurate in part, has served for sixty-five years as an excuse for a regime that has consistently chosen political control over economic competence. The Soviet Union subsidised the Cuban economy for three decades, transferring oil at below-market prices, buying Cuban sugar at above-market prices, and bankrolling the island’s bloated state apparatus. When those subsidies ended with the USSR’s collapse, Cuba experienced the “Special Period” — a catastrophic contraction in living standards. Rather than liberalise, the Castro government tightened political control and waited for the next patron, which arrived in the form of Hugo Chávez’s Venezuela. Venezuelan subsidies have themselves diminished sharply as that country’s own collapse deepened. The pattern is consistent: Cuba’s government has repeatedly chosen to preserve the revolutionary system’s political architecture at the expense of material living conditions.
The current energy crisis is not primarily a consequence of the embargo in the narrow technical sense. Cuba receives significant quantities of oil from Russia, Algeria, and other suppliers. What it cannot do is invest in maintaining or upgrading the infrastructure through which that fuel is converted into electricity, because the state lacks the foreign exchange to pay for the capital goods required. That foreign-exchange shortage is partly a product of sanctions; it is also a product of a tourism sector that remains state-controlled and inefficient, an agricultural sector that cannot feed the population despite being an island with good soil and weather, and a private sector that has been permitted to expand only in limited and grudging ways.
The July 2021 protests were the most significant challenge to the Cuban government in a generation. The regime responded with mass arrests, long prison sentences, and a sustained crackdown on dissent. The protests of 2026 suggest that repression has not resolved the underlying economic contradictions — it has suppressed them temporarily while they compound. A government that had the consent of its population would not need to cut power three times in six months and hope that the resulting unrest could be managed through a combination of propaganda and police presence.
The question of what the United States should do is genuinely complicated. Simply lifting the embargo in its entirety, as the Cuban government and its supporters demand, would provide relief to ordinary Cubans — but it would also provide revenue and legitimacy to a government that has imprisoned thousands of its citizens for the crime of asking for change. Targeted approaches — lifting restrictions on remittances and food imports while maintaining pressure on the security apparatus — have historically been difficult to sustain politically and easy for Havana to subvert through its control of the domestic economy. The hard truth is that there is no clean American policy lever that reliably produces regime liberalisation; the history of external pressure on authoritarian systems suggests that the necessary change ultimately has to come from within, and that it comes when the ruling class calculates that maintaining the current system costs more than adapting it.
What 2026’s third blackout signals is that Cuba’s regime is approaching a kind of reckoning. The material conditions required to sustain public acquiescence — functioning electricity, reasonably priced food, accessible healthcare — are eroding faster than the political system can adapt. The question is not whether change will come but whether it will come through a managed transition or through something more destabilising.
What to watch
Watch the Cuban government’s response to the protests: mass arrests on the 2021 scale would signal a regime that retains confidence in hard repression; a more muted response might indicate internal disagreement about the sustainability of that approach. Watch remittance flows from the Cuban diaspora — the US government’s policy on remittances is one of the few levers that directly affects ordinary Cuban household income and will signal American administration priorities. Watch Venezuelan oil deliveries: any further reduction in Caracas’s ability to supply subsidised fuel will accelerate the energy crisis regardless of anything else. And watch for signs of internal regime debate about economic liberalisation — the history of communist regimes suggests that serious reform usually begins with elite-level acknowledgement that the current path is unsustainable.
— J