A watan Afrilu na 1943, rukunin ya shiga cikin aikinsa na farko na yaƙi a Arewacin Afirka. A watan Yunin 1944, na 84 ya goyi bayan saukar da Allied a Normandy kuma ya ba da gudummawa kai tsaye ga ci gaba a Saint-Lô a watan Yulin 1944. A watan Satumbar 1944, rundunar ta ba da gudummawa ga nasarar Allied a Arnhem-Nijmegen
Jirgin sama ya sauka; musamman, sun hana yawancin wurare a ƙasa a lokacin harin da aka kai a cikin iska kuma an ba su bashi don ceton yawancin dakarun Amurka da na Birtaniya. Don wannan aikin, 84th ya sami lambar yabo ta musamman.