Pedzisa mutsara unotevera: Alexander akaberekerwa muLondon nevabereki vepamusoro-soro uye akadzidza paHarrow asati aenda kuRoyal Military College, Sandhurst, kunodzidziswa somukuru wemauto weIrish Guards. Akasimuka mukurumbira kuburikidza nebasa rake muHondo Yenyika Yekutanga, achigamuchira kukudzwa kwakawanda uye kushongedzwa, uye akaenderera mberi nebasa rake remauto kuburikidza nemishandirapamwe yakasiyana yeBritish muEurope neAsia. MuHondo Yenyika Yechipiri, Alexander akatungamira zvikamu zvekupedzisira zvekubviswa kweAllied kubva kuDunkirk uye akazoita mauto epamusoro muBurma, North Africa neItaly, kusanganisira kushanda saMukuru weMukuru weMiddle East uye achitungamira 18th Army Group muTunisia. Ipapo akatungamirira 15th Army Group nokuda kwe
kubatwa kweSicily uye zvakare muItaly asati agamuchira tsvimbo yake yemasoja uye kuitwa Mukuru Mukuru weAllied Commander Mediterranean.