Ia tusia se faaauauina o lenei palakalafa - O le 540th Engineer Shore Regiment na faʻagaoioia i Camp Edwards i le aso 11 o Setema 1942, ma na faanatinati atu i Europa e auai i le Operation Torch. O le 3rd Battalion na faʻaumatia i Camp Edwards i le aso 3 Oketopa; mulimuli ane na na o le lua ana autau. Na faatulaga i Camp Kilmer, New Jersey, ma tuua le New York Port of Embarkation ma le Hampton Roads Port of Embarkation i le aso 23 Oketopa 1942. Na toe faaigoaina o le 540th Engineer Combat Regiment i le aso 25 o Oketopa 1942, ma osofaia Farani i Matu Sisifo o Aferika i le aso 8 o Novema. Na mulimuli ane auai i le osofaiga tulaueleele i Licata, Sicily, i le 9 Iulai 1943, i Salerno ma Anzio i Italia i le 9 Setema 1943 ma le 22 Ianuari 1944 faasologa, ma le osofaiga o Farani i Saute
i le aso 15 o Aokuso 1944. Na toe faaigoaina o le 540th Engineer Combat Group i le aso 15 Fepuari 1945, faatasi ai ma lona 1st ma le 2nd Battalions avea ma 2832nd ma 2833rd Engineer Combat Battalions. Na lē toe faaaogāina i le aso 25 o Oketopa 1945. Na toe foʻi le 2832nd Engineer Combat Battalion i Camp Kilmer i le aso 13 o Novema 1945, lea na faataapeina ai i le lua aso mulimuli ane ai. Na toe foʻi le 2833rd Engineer Combat Battalion i Camp Kilmer i le aso 26 Novema 1945, ma na faʻamavae i le aso na sosoʻo ai.