Cuba has been plunged into darkness after the country's national electric grid collapsed, leaving some 10 million people across the island without power. The failure of the grid amounts to one of the most sweeping outages the country has faced, affecting virtually the entire population at once and underlining the fragility of Cuba's electricity system.
The scale of the blackout is total in practice. According to the account, two-thirds of the country was already without power at the moment the grid collapsed, meaning that a large share of Cubans had been struggling with outages even before the system failed completely and darkness spread nationwide.
The collapse did not come out of nowhere. Cuba has faced frequent blackouts for months, a pattern that has become a persistent feature of daily life on the island. The repeated interruptions have pointed to deep structural problems in the way electricity is generated and distributed, problems that culminated in the grid giving way entirely.
At the heart of the crisis is an aging electric grid. The infrastructure that carries power across Cuba has been strained for a long time, and its deteriorating condition has left the system vulnerable to breakdowns. With equipment worn down over the years, even routine demand can push the network beyond what it is able to handle.
Compounding the problem is a shortage of fuel. A U.S.-imposed oil blockage has been cutting off the island's fuel supply, depriving Cuba of the resources it needs to keep its power stations running. The combination of a fragile grid and limited fuel has created conditions in which a full collapse becomes increasingly likely rather than exceptional.
For the roughly 10 million people left without electricity, the outage adds to the strain of an ongoing energy crisis that shows little sign of easing. With the causes rooted in both aging infrastructure and a constrained fuel supply, restoring stable power is a challenge that goes beyond a single repair, keeping the pressure on authorities as the island contends with the consequences of the grid's failure.