The NDTV World Summit 2025 has begun at Bharat Mandapam, New Delhi, bringing together some of the world's finest minds and India's top leaders for a multi-faceted discussion on global challenges. The summit, themed "Edge of the Unknown: Risk, Resolve, and Renewal," features Prime Minister Narendra Modi, former Australian PM Tony Abbott, former British PM Rishi Sunak, the Prime Minister of Sri Lanka Harini Amarasuriya, leading AI and climate experts, as well as cultural icons including cricketer Ajit Agarkar.