Kammala jumla mai zuwa: An canza rundunar zuwa tankuna a 1937 kuma daga baya aka horar da su a Alkahira suna ba su wata dama mai kyau. Kodayake suna iya tunanin cewa sun ɓace a Misira, lokacin da Italiya ta shiga yaƙin a ranar 10 ga Yuni, 1940, wannan tunanin ya ɓace cikin hanzari. Sun kasance wani ɓangare na 7th Armored Brigade a cikin 7th Armored Division kuma an haɗa su da 8th da 11th Hussars. A ranar 14 ga Yuni 1940 7th Hussars, tare da wani kamfani na Royal Rifle Corps na Sarki da kuma baturi na 4th Royal Horse artillery sun kama Fort Capuzzo, yayin da 11th Hussars suka kama La Maddalena. Sun shiga cikin yakin Sidi Barrani a watan Disamba na 1940 da kuma a
Yaƙin Bardia a cikin Janairu 1941. Hitler ya kirkiro Afrika Korps a karkashin jagorancin Janar Erwin Rommel don sake karfafawa Italiya: a watan Afrilu na 1941, sojojin da ke Tobruk sun yanke shi da Jamusawa da Italiya amma a watan Yunin 1941 an sake shirya Rukunin Sojoji na 7 don yin yaƙi a matsayin wani ɓangare na Operation Battleaxe, bayan sun sami sabbin tankuna da ƙarin ma'aikata. Daga nan sai Rommel ya fara turawa 'yan kawancen baya cikin Masar. Rundunar ta taimaka wajen jinkirta ci gaban Rommel duk da cewa an kashe kwamandan kwamandan Lieutenant Colonel Freddie Byass da wasu da yawa a yakin Sidi Rezegh a watan Nuwamban 1941.