 Nyorai kupfuurira kweiyi ndima - Derek Lang akaberekerwa muGuildford, Surrey, England, musi wa7 October 1913, mwanakomana waDerek Lang. Akadzidza paWellington College, Berkshire uye Royal Military College, Sandhurst. Kubva ipapo akagadzwa semutevedzeri wechipiri muQueens Own Cameron Highlanders musi wa31 Nyamavhuvhu 1933. Pakutanga akashanda ne1st Battalion yechirongwa ichi asati akwidziridzwa musi wa31 Nyamavhuvhu 1936 kuita lieutenant, akashanda ne2nd Battalion, Cameron Highlanders muPalestine panguva yekumukira kwevaArab. MunaFebruary 1938 akatumirwa kuScotland kwaakazova mubatsiri kuRegiments 4th Battalion, Territorial Army unit inoshanda sechikamu che51st Highland Division, yaitungamirirwa naMajor General Victor Fortune. 