New Delhi, Feb. 13 -- Former army chief General (retired) MM Naravne's unpublished memoir was in "illegal" circulation for months and had been uploaded on multiple social media and other websites, revealed a probe by the Delhi Police's Special Cell, officers said on Thursday.

According to the police, the book was made available both digitally and physically before its release. Senior police officers in the Special Cell said they have now listed all the websites where parts of the book or the entire book were uploaded in PDF format. Police registered an FIR on charges of criminal conspiracy, among other offences, over the alleged illegal circulation of the manuscript in digital and other formats.

Police are yet to share details about the...