Pari gbolohun ti o tẹle: Wilsey ṣiṣẹ ni Ogun Agbaye Keji, gẹgẹbi Oludari Oludari (CO) ti 9th Battalion, Worcestershire Regiment ni Ariwa Ireland ati Guusu ila oorun England lati Oṣu Kini-Oṣu Kẹwa ọdun 1943. Ẹgbẹ ọmọ ogun naa jẹ apakan ti Brigade 182nd ti Ẹka 61st ati, botilẹjẹpe a yan ni akọkọ lati kopa ninu ikọlu Allied ti Normandy, ko ṣaṣeyọri. Lẹhinna o ṣiṣẹ bi CO ti 7th Battalion, Duke of Wellington's Regiment, eyiti o jẹ apakan ti Brigade 147th ti 49th (West Riding) Division Infantry. O ṣe olori ọmọ ogun nigba ikọlu Allied ti Normandy ni Oṣu Karun ọdun 1944 ati jakejado Ogun ti Normandy, ati nipasẹ ọpọlọpọ awọn ti
Northwest Europe Campaign titi, ni ibẹrẹ Oṣu Kini ọdun 1945, Wilsey ni igbega lati paṣẹ fun Brigade 158th, apakan ti 53rd (Welsh) Infantry Division, eyiti o paṣẹ fun iyokù ti ipolongo ni Ariwa Iwọ-oorun Yuroopu titi Victory in Europe Day ni May 1945.