India, May 7 -- In line with a Ministry of Home Affairs directive, several 'civil defence districts' nationwide experienced blackouts, among several other measures which were a part of a mock drill exercise to improve war-time preparedness.

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The mock drill exercise was conducted as India retaliated against Pakistan, amid rising tensions between the two countries following the Pahalgam terror attack and the 'Operation Sindoor' that Indian armed forces conducted on Wednesday to neutralise nine terror targets in Pakistan.

As part of the mock drills, parts of India, especially metro cities like Delhi and Mumbai, saw air raid sirens beeping, evacuation procedures, fire drills and more on Wednesday....