Basic Details Surname Jackson Forenames William Colling Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Service number 2627 Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) London Regiment Sub-unit (Primary - Stated) 11th Bn Finsbury Rifles Rank / Title (Primary - Stated) Rifleman Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The London Regiment Rank / Title (Primary - Our reference) Rifleman Death and Burial details Country of death Turkey Town of death Gallipoli Country of burial Turkey Cemetery Helles Mem Year of death 1915 Month of death August Day of death 18 Age at death 19 Manner of death as stated K.i.a. Manner of death reference Killed in Action