Kammala jumla mai zuwa: Bayan Yaƙin Duniya na Farko, Sikhs na 53 sun haɗu tare da Sikhs na 51, 52 da 54, da kuma battalions biyu na Guides Infantry don samar da rundunar sojojin Frontier Force na 12 a 1922. Sikhs na 53 ya zama Battalion na 3 (Sikhs) na sabuwar rundunar. Don kyakkyawan aikin da suka yi a lokacin Yaƙin Duniya na Farko, an sanya su 'Royal' battalion a 1935. A lokacin yakin duniya na biyu, 3/12 FF ya yi aiki tare da babban bambanci a Gabashin Italiya,
Sicily, Italiya da kuma Girka. A cikin 1947, an ba da Rundunar Sojojin Frontier Force ga Sojojin Pakistan. A cikin 1948, 3/12 FF sun yi yaƙi a Yaƙin Kashmir da Indiya. A cikin 1956, an haɗa bindigogin Frontier Force da Pathan Regiment tare da Frontier Force Regiment, kuma an sake sanya 3/12 FF a matsayin 5 FF. A lokacin Yaƙin Indo-Pakistan na 1965, bataliya ta yi fice sosai a Yaƙin Khem Karan, yayin da a lokacin Yaƙin Indo-Pakistan na 1971 ya yi aiki a Kashmir. An ba da rukunin 5 Sitara-e-Jurrats da 4 Tamgha-e-Jurrats a lokacin hidimarsa bayan samun 'yancin kai.