Major Birendra Singh was deployed in Sri Lanka as part of the Indian Peace Keeping Force. He led a force of 30 men in the heart of Jaffna Town at KOKKUVIL to destroy the militant headquarters. Due to poor flying conditions and a navigational error, the helicopter dropped the Force west of the designated landing zone, at a point which was strongly defended by militants who brought in heavy and accurate fire on this Force. Major Birendra Singh with utter disregard to his personal safety inspired his men to keep on fighting till the last man and last round. The entire force of 30 men with their leader laid down their lives after a tenacious fight lasting 18 hours. Thus Major Birendra Singh displayed conspicuous courage and valiant leadership in very adverse circumstances and made the supreme sacrifice in the highest tradition of the Army.

Subedaredar Sampuran Singh was second-in-command of the 13 SIKH LI force, which was dropped in the heart of Jaffna Town, to destroy the militant headquarters as part of the Indian Peace Keeping Force operation in Sri Lanka. Due to poor flying and navigational error, the helicopter dropped the force West of the designated landing zone. Soon it was surrounded by militants and effectively engaged from all directions. Seeing no way out, Subedar Sampuran Singh motivated his men to give their best till the last man and last round. The entire force of one officer, one JCO and 28 men fought till the end and inflicted heavy casualties on the militants but in the process made the supreme sacrifice in the highest traditions of their service. Subedar Sampuran Singh displayed conspicuous and valiant leadership in the face of militants.

On 12 October 1987 at about 0200 hours, Sepoy Kuldip Singh along with his rifle platoon was heli-landed deep into the militants' stronghold in KOKKUVIL area in Sri Lanka. Immediately on landing, his platoon was heavily surrounded and came under very effective and extremely intensive automatic fire. Sepoy Kuldip Singh fought heroically defending his platoon position and engaging militants by fire. But after a heroic fight all the members of this platoon were killed except three. By 0800 hours they had exhausted all ammunition, but undeterred and with high morale he fixed his bayonet, took the other surviving Sepoy Sukhwant Singh with him in a bayonet charge. Sepoy Gora Singh who was severely wounded was asked to give covering fire. Knowing fully well that a bayonet charge would mean certain "DEATH" he preferred to charge the militants and get killed gallantly rather than passively remaining in his position. Sepoy Kuldip Singh thus displayed conspicuous courage and valour in the face of the militants.

On 12 October 1987 at about 0200 hours, Sepoy Sukhwant Singh along with his rifle platoon was heli-landed deep into the militants' stronghold in KOKKUVIL area in Sri Lanka. Immediately on landing, his platoon was heavily surrounded and came under very effective and extremely intensive automatic fire. Sepoy Sukhwant Singh fought heroically defending his platoon position and engaging militants by fire. But after a heroic fight all the ammunition got exhausted, undeterred and with high morale he fixed his bayonet, took the other surviving Sepoy Kuldip Singh with him in a bayonet charge. Sepoy Gora Singh who was severely wounded was asked to give covering fire. Knowing fully well that a bayonet charge would mean certain "DEATH" he preferred to charge the militants and get killed gallantly rather than passively remaining in his position. Sepoy Sukhwant Singh thus displayed conspicuous courage and valour in the face of the militants.