Netaji Subhas Chandra Bose is believed to have died in an air crash in Taiwan on August 18, 1945.
India has approached several countries, including Japan, Russia and the UK, for handing over of documents relating to Netaji Subhas Chandra Bose and some of them have responded, Rajya Sabha was told today.
Minister of State for Home Haribhai Parathibhai Chaudhary said the issue of handing over documents relating to Netaji had been taken up with governments of Austria, Germany, Italy, Japan, Russia, the United Kingdom and the United States.
"Responses from the governments of Russian Federation, Federal Republic of Germany, Japan and the United Kingdom have been received. Responses of Austria, Republic of Italy and the USA are awaited," he said in a written reply.
Mr Chaudhary said the government has declassified all the available classified files and transferred these files to National Archives of India for permanent retention.
All declassified files pertaining to Netaji received in the National Archive are first subjected to preliminary conservation and digitisation, before being released in public domain.