New Delhi, April 26 -- India has sent to Pakistan, nearly 20 letters rogatory (or judicial requests), detailed dossiers, even DNA samples of terrorists related to various terror attacks including 26/11 , Pathankot, Pulwama, and Nagrota, but Islamabad has chosen to ignore the evidence, officials familiar with development said.

Sharing details of individual cases in which Pakistan has been made aware of attacks originating from its soil, an officer at an investigation agency said: "After the 26/11 Mumbai attacks, we officially handed over dossiers to Pakistan containing evidence against the mastermind , Laskhar-eTaiba/Jamat-ud-Dawa chief, Hafiz Saeed, and other handlers who were from ISI. We even allowed a judicial commission of Pakistan t...