Mission Shakti, which was led by the Defence Research and Development Organisation, was aimed at strengthening India's overall security, he said. The prime minister had advertised his address to the nation on Twitter, calling it an important message. 

"Do watch the address on television, radio or social media," he said, setting off speculation across the country on what the topic was likely to be. Earlier in the day, the Cabinet Committee on Security had met at the prime minister's residence.

Catch up on all the latest Crime, National, International and Hatke news here. Also download the new mid-day Android and iOS apps to get latest updates