<P> (b) Indo - China (1954--70): India provided an Infantry Battalion and supporting staff for control of Indo - China, comprising three states of Vietnam, Cambodia and Laos . Tasks included monitoring, ceasefire and repatriation of prisoners of war, among others . A total of 970 officers, 140 JCOs and 6157 other ranks were provided during the period from 1954 - 1970 . </P> <P> (c) Middle East (1956--67): India was part of the United Nations Emergency Force (UNEF), where for the first time armed troop contingents were deployed . India's contribution was an infantry battalion and other support elements . Over a period of 11 years, 393 officers, 409 JCOs and 12383 other ranks took part in the operations . </P> <P> (d) Congo (1960--64) (ONUC): Two infantry Brigades composed of 467 officers, 401 JCOs and 11354 other ranks participated and conducted operations . A flight of six Canberra bomber aircraft of the IAF also participated in the operations . 39 personnel of the Indian contingent laid down their lives . Capt GS Salaria was awarded posthumously the Paramvir Chakra for action in Katanga, Southern Congo . </P> <P> (e) Cambodia (1992 - 1993): United Nations Transitional Authority in Cambodia was set up to supervise ceasefire, disarm combatants, repatriate refugees and monitor conduct of free and fair elections . A total of 1373 peacekeepers from all ranks of the Indian Army participated . </P>

Who was awarded param vir chakra during un peacekeeping missions