Kammala jumla mai zuwa: 2nd Battalion, Royal Scots Fusiliers yana aiki a Edinburgh a farkon yakin karkashin Scottish Command, wanda Lieutenant Colonel Walter Clutterbuck ya umurce shi. A farkon Oktoba 1939 an haɗa rukunin tare da 2nd Seaforth Highlanders da 2nd Northants don ƙirƙirar Brigade na 17 na Infantry, wanda aka sanya shi zuwa Rukunin Infantry na 5. An tura su a matsayin rukuni na brigade mai zaman kanta zuwa Faransa a ƙarshen 1939 don shiga sauran rundunar sojojin Birtaniya (BEF) kuma sun shiga cikin yakin Dunkirk kuma dole ne a kwashe su zuwa Ingila. Bayan shekaru 2 da aka kashe kan kare gida a Burtaniya, an raba bataliya da brigade daga Sashin na 5, kuma kamar Bataliya ta 1, sun yi yaƙi a Madagascar. Battalion na gaba ya ga sabis
suna fada a Sicily. A cikin 1944 rukunin ya yi yaƙi a Yaƙin Anzio a cikin wasu daga cikin yaƙe-yaƙe mafi zafi na Yaƙin Italiya har zuwa yanzu. Jirgin saman Anzio ya kasance ƙoƙari ne na kewaye da layin Gustav na Jamus, ɗaya daga cikin layin tsaro da yawa da Jamusawa suka kirkira a duk faɗin Italiya. Bayan mummunar fada a can, 2nd RSF da sauran 5th Division sun janye, a watan Yulin 1944, zuwa Falasdinu don hutawa da sake gyarawa. Sun koma Italiya a takaice a farkon 1945 amma an canza su, tare da I Canadian Corps daga Rundunar Sojoji ta takwas ta Burtaniya, zuwa Belgium don shiga cikin Armyungiyar Sojoji ta 21 a cikin mamayewar Allied na Jamus.