Overview

• The blackout on April 28 disrupted electricity for millions across Spain and Portugal, briefly affecting parts of southern France.
• Essential services, including transportation, communication, and ATMs, were severely impacted, with hospitals relying on backup generators.
• Authorities ruled out cyberattacks and linked the event to rare atmospheric oscillations, though investigations are ongoing.
• More than 99% of power has been restored as of April 29, but residual disruptions in transport and services persist.
• The incident highlights vulnerabilities in Europe’s interconnected power grids and the challenges of managing renewable energy integration.