Blackout in Spain and Portugal 'first of its kind', report finds

A recent report found that the blackout in Spain and Portugal was the most severe in Europe over the past 20 years and the first caused by overvoltage. The incident disrupted various services, plunging areas into darkness and halting transport links. Investigations into the blackout are ongoing, with the final report expected to delve into the root causes of the overvoltage and measures taken to control voltage in the system.