MADRID (AP) — The cause of Spain and Portugal’s widespread blackouts remained a mystery on Tuesday, with some isolated disruption remaining after power was largely restored to both countries.

A massive, unprecedented power outage hit large parts of Spain as well as Portugal on Monday. The blackout halted subway and railway trains, cut phone service and shut down traffic lights and ATMs ...

Spain’s Interior Ministry declared a state of emergency after a nationwide blackout paralysed much of the Iberian Peninsula. Work is still underway as technicians scramble to restore power. An ...

MADRID — Life in Spain and Portugal began to return to normal Tuesday, a day after a massive power outage paralyzed the Iberian Peninsula, leaving governments, companies and experts scrambling ...

MADRID (AP) — The cause of Spain and Portugal’s widespread blackouts remained a mystery on Tuesday, with some isolated disruption remaining after power was largely restored. One of Europe’s ...

The cause of Spain and Portugal's widespread blackouts remained a mystery on Tuesday, with some isolated disruption remaining after power was largely restored to both countries. One of Europe’s ...

By Stanley Reed and Jenny Gross Reporting from London Spain's power company, Red Eléctrica, proudly declared on April 16 that enough renewable energy had been generated to cover demand.