Prime Minister Narendra Modi will release digital copies of 100 classified files related to Netaji Subhas Chandra Bose on his 119th birth anniversary today. This will happen in the presence of around 20 of family members of Netaji. His disappearance 70 years ago remains a mystery. Two commissions of inquiry had concluded that Netaji died in a plane crash in Taipei on August 18, 1945.