Basic Details Surname Brooks Forenames Leslie Walter Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) West Yorkshire Regiment Sub-unit (Primary - Stated) 4th Bn. Rank / Title (Primary - Stated) Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Prince of Wales's Own (West Yorkshire Regiment) Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Town of death Loos Year of death 1915 Month of death September Day of death 25 Age at death 23 Manner of death as stated Killed in the battle of Loos Manner of death reference Killed in Action