Kammala wannan jumla: Dale ya shiga aikin sa kai a cikin taimakon jama'ar Norway a lokacin yakin basasa.
Yakin hunturu na Finnish (1939-1940) bayan mamayewar Tarayyar Soviet. Bayan mamayar Norway da Nazi Jamus, Dale ya kasance shugaban asibitin a Rundunar Sojojin Norway a gudun hijira a Scotland, kuma ya jagoranci aikin likita a lokacin Liberation na Finnmark a 1944.