Chile’s president has declared a state of emergency after an electricity blackout plunged most of the country into darkness on Tuesday, including the capital Santiago.

A sweeping blackout plunged most of Chile into darkness Tuesday, stranding commuters, knocking the internet offline and paralyzing businesses and daily life as officials scrambled to restore power. The government declared a state of emergency alongside a mandatory nighttime curfew that will last until 6 a.m. Wednesday.

Chile on Tuesday declared a state of emergency and curfew across much of the country, including the capital Santiago, following a massive, rare blackout that left millions without power. The worst blackout in the country in well over a decade caused transport chaos in the capital Santiago,