Power went out across Cuba on Friday after the failure of its biggest power plant caused the collapse of the national grid.
President Díaz-Canel blamed the United States for waging “economic war” and said there would be “no rest” until the power was restored.
Life on the island of 11 million ground to a halt, with frustrated locals sitting on their doorsteps in Havana, sweltering in 28C (82F) heat, and shops were closed. Tourists milled around aimlessly, although generators kept the lights on at their hotels.
