A suspected LTTE cadre was sentenced to 30 years of rigorous imprisonment on Wednesday by a Colombo court for conspiring and attempting to assassinate the former Sri Lankan President Chandrika Kumaratunga in 1999.Though Kumaratunga escaped the bid on her life but she lost sight in one eye in a blast at her election rally in Colombo Town Hall premises in December 1999. In the blast, 26 people were killed and 80 others injured.Colombo High Court Judge W T M P D Waraweva sentenced Ilangeshwaram, an ethnic Tamil man who was 19 at the time of the crime, and six others on various counts related to conspiracy to assassinate Kumaratunga.The accused pleaded not guilty earlier but changed his plea to guilty later. Kumaratunga had to be rushed to London for medical treatment. The case was being heard since 2001.