Basic Details Surname Cooke Forenames Leslie F Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Essex Regiment Rank / Title (Primary - Our reference) Second Lieutenant Death and Burial details Country of death France Town of death Thiepval Town of burial Bray-Sur-Somme Cemetery Bray Vale British Cemetery Year of death 1916 Month of death September Day of death 26 Age at death 23 Manner of death as stated Killed in action Manner of death reference Killed in Action