<prompt> Qedela lo musho olandelayo: Ngo-October 1939, uMills wabekwa esikhundleni sokuba seButhweni Lamasosha Lase-Australia Lesibili futhi wakhonza ne-6th Divisional Reconnaissance Cavalry Regiment. Ngesikhathi  <response>: Battle of Bardia ngoJanuwari 1941 wayala amabutho amathathu abathwali Bren-gun futhi waklonyeliswa Military Cross for isibindi ensimini. Ngesikhathi kuhlasela iSyria ngoJuni walowo nyaka wanikezwa i-Bar ku-Military Cross yakhe. UMills waba ngowokuqala kwamasosha ase-Australia ayishumi nanhlanu kuphela ukuba aphathe lowo mehluko eMpini Yezwe II. Wakhushulwa waba ngukaputeni ngoJuni 1941 futhi waba ngukhomanda ngoFebhuwari 1942 kwathi ngoMashi 1943 wakhushulelwa esikhundleni sokuba ngu-lieutenant colonel wesikhashana futhi waba ngukhomanda we- 25th Armoured Regiment. NgoMeyi ka-1944, uMills wathatha isikhundla sokuphatha i- 24th Armoured Regiment futhi wasebenza eMadang, eNew Guinea. Washiya isikhundla sokuphatha i-regiment ngoFebhuwari 1946 futhi wadluliselwa kwi-Reserve of Officers ngoMashi 27. 