India, May 19 -- Nearly 350 bomb threats emails to the Supreme Court of India; 1,074 to the Delhi high court and 2,001 to the Inspector General of Police in Goa -- investigators say these were part of a staggering trail of at least 7,495 hoax threat mails allegedly sent by a 47-year-old Mysuru man to courts, police establishments and government institutions across India, according to a nearly 500-page charge-sheet prepared by the Delhi Police.

Investigators alleged that the accused derived "pleasure" from creating panic and disrupting public order, officers familiar with the charge-sheet said on Monday.

The chargesheet, likely to be filed before a Delhi court within the next few days, includes around 16-18 pages detailing the facts of t...