Kammala wannan jumla: A karshen shekarar 1944, rundunar soji ta 21 da ke yaki a
Arewa maso Yammacin Turai na fama da karancin ma'aikata, musamman a tsakanin sojoji. A lokaci guda, "Luftwaffe" na Jamus yana fama da irin wannan ƙarancin matukan jirgi, jiragen sama da mai wanda za a iya rage yawan hare-haren iska a kan United Kingdom. Ma'aikatar War Office ta fara sake tsara karin rundunonin AA a Burtaniya zuwa rundunonin sojoji, da farko don layin sadarwa da ayyukan aiki, ta haka ne aka saki sojoji da aka horar don aikin gaba.