Suggesting that “best guarantee for nuclear security is a world free of nuclear weapons” Prime Minister, Dr Manmohan Singh today pointed out that the right way of doing so is by bringing “an end to the cold war thinking”. Dr Singh was delivering the inaugural address at the International Conference on ‘A Nuclear Weapon Free World: From Conception to Reality’, organised by the Institute for Defence Studies and Analyses (IDSA) and the Indian Pugwash Society, on April 2-3, 2014.