11.   Tiger guerrillas have admitted they killed their deputy leader Gopalaswamy Mahendraraja some time last year on charges of collaborating with Sri Lankan and Indian intelligence agencies.

12.   Tiger guerrillas have been confined to the vast jungle tracts but the group has retained its military machinery to stage spectacular hit-and-run attacks.

13.   Tiger guerrillas have staged similar attacks against the navy in the region since then.

14.   Tiger guerrillas also bombarded the town with long-range attacks but there were no casualties, the defence ministry said.

15.   Tiger guerrillas also killed a group of soldiers at Iyakachchi, also in the peninsula, killing three of them, official sources said.

16.   Tiger guerrillas ambushed army troops who rushed to the aid of the STF commandos, wounding at least four soldiers, officials said.

17.   Tiger guerrillas are also known to operate a few merchant vessels and ferry arms and ammunition that are often unloaded in mid-sea and brought ashore in small craft.

18.   Tiger guerrillas are believed to have shot down the aircraft.

19.   Tiger guerrillas could be enlisted in the army as well as the navy and could also be deployed to provide security for Tamil political leaders, Balagalle said.

20.   Tiger guerrillas have stepped up attacks in the east of the country after losing their former northern bastion of Jaffna to government forces earlier last year.