Fidel Castro once called Cuba’s power plants “prehistoric.” But the country still relies on them, contributing to the longest blackout since the collapse of its former patron, the Soviet Union.

As Cuba grapples with its failing national power grid, millions of citizens find themselves enduring the aftermath of severe outages, both complete

Cuba's efforts to restore power to the island were derailed for a third time late on Saturday, Cuban authorities said shortly before midnight, leaving millions in the dark and raising fresh questions over the viability of the government's bid to reestablish electrical service.

The Cuban government had just announced emergency measures to reduce electricity use — then the power went out across the entire nation.

Cuba was left in darkness on Friday when its largest power plant failed, prompting the government to largely shut down the island nation of 10 million people. "There will be no rest until (power) is restored,

Cubans expressed alarm, with one resident saying it felt as if the country had reached the “bottom of the barrel.”

Cuba’s government says some electricity has been restored on the island after one of the country’s major power plants failed and left millions without electricity for two days

CubaDebate, one of the islands state-run media outlets, said Cuba`s grid operator, UNE, had reported at 6:15AM the "total disconnection of the national electro-energetic system." "The Electric Union is working on its reestablishment,

After electricity was partially restored in Cuba following an island-wide blackout, the electrical grid collapsed a second time, causing widespread alarm. Journalist Ed Augustin told NBC News that while power is gradually being restored in some areas,

Cuba's government said on Saturday it had made some progress in gradually re-establishing electrical service across the island, including to hospitals and parts of the capital Havana, after state-run media earlier reported the national grid had collapsed for a second time in 24 hours.