 Pari gbolohun ti o tẹle: Bi ilọsiwaju naa ti nlọ siwaju si Benghazi, a gbe Whistler lati paṣẹ fun Brigade Ọmọ-ogun ọmọ-ogun 131st lori lori 19 Kejìlá 1942. Ẹgbẹ yii ti o ni awọn batalionu TA mẹta, 15th, 16th ati 17th, ti Queens Royal Regiment West Surrey ati igbagbogbo ti a tọka si bi The Queens Brigade ti de ni akọkọ ni Egipti gẹgẹbi apakan ti Ẹka 44th ṣugbọn ni akoko yii jẹ ẹya ọmọ-ogun ẹlẹsẹ ẹlẹsẹ ti 7th Armored Division, olokiki Desert Rats, lẹhin ti Ẹka 44th ti fọ. Ẹka Ọkọ-ọkọ 7th Armoured Division, tí ó tún ní Ẹka Ọkọ-ọkọ 22nd Armoured Brigade lábẹ Brigadier Philip Pip Roberts àti àwọn ẹka ìtìlẹyìn, ni Major-General John Harding ń darí nígbà náà. Whistler ni olori Brigade 131st, eyi ti, nitori ipa rẹ pẹlu awọn ohun ija, ni igbagbogbo ni iwaju awọn iṣẹlẹ, nipasẹ iyokù ti awọn ija ni Ariwa Afirika titi ti awọn agbara Axis fi silẹ ni Tunisia ni May 1943. Whistler mu awọn ọmọ ogun rẹ nipasẹ Ogun ti El Agheila ni Oṣu kejila ọdun 1942, gbigba ti Tripoli ni aarin Oṣu Kini ọdun 1943, nibiti GOC ti ẹka naa, Major-General Harding, farapa pupọ nipasẹ ibọn ibọn ati rọpo nipasẹ Major-General George Bobby Erskine, ati ni pẹkipẹki etikun, gbigba Msallata, Zuwara, Zaltan ati Pisida. Ẹgbẹ ọmọ ogun náà wá kópa nínú àwọn ìgbòkègbodò : Ogun ti Medenine ni ọjọ 6 Oṣu Kẹta ọdun 1943 ati Ogun ti Laini Mareth ni ipari Oṣu Kẹta. Nítorí pé Whistler máa ń lọ síbi tí ogun ti ń lọ lọtùn-ún lósì, wọn wá ń pè é ní Ọgá Àkànṣe. 