By 1987 , the Vadamarachchi Operation of the Sri Lankan military had cornered the LTTE in Jaffna , on the tip of the island and were confident of bringing Bringing an end Process_end to the conflict .

As a result Causation of the negotiations Communication , the siege of Jaffna was lifted Process_end and the Indo-Sri-Lankan accord was signed on Sign_agreement July 29 , 1987 .

The suicide bombing Terrorism followed intense fighting Hostile_encounter in the Jaffna Peninsula that left Causation 133 soldiers and up to 200 LTTE fighters dead Death ( although this number is unofficial , as the LTTE have reported Reporting losing Death only 22 fighters ) .

The 1989 Valvettiturai massacre Killing occurred on 2 and 3 August 1989 in the small coastal town of Valvettiturai , on the Jaffna Peninsula in Sri Lanka .