After Massive Blackout, Power Restored In Some Parts In Pakistan After Massive Blackout, Power Restored In Some Parts In Pakistan The electricity distribution system in the nation of more than 210 million people is a complex -- and delicate -- web, and a problem in one section of the grid can lead to cascading breakdowns countrywide. The blackout plunged all of Pakistan's major cities into darkness. Islamabad: Power was gradually being restored to major cities across Pakistan Sunday after it was hit by a massive electricity blackout, officials said. The electricity distribution system in the nation of more than 210 million people is a complex -- and delicate -- web, and a problem in one section of the grid can lead to cascading breakdowns countrywide.