99th birthday celebrations of Dada Vaswani August 2, 2017 by Admin The Prime Minister, Shri Narendra Modi addressing the 99th birthday celebrations of Dada Vaswani, via video conference, in New Delhi on August 02, 2017. The Prime Minister, Shri Narendra Modi addressing the 99th birthday celebrations of Dada Vaswani, via video conference, in New Delhi on August 02, 2017.