Basic Details Surname Challis Forenames Sidney Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) Essex Regiment Sub-unit (Primary - Stated) 1st Battalion Rank / Title (Primary - Stated) Lance Corporal Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Essex Regiment Rank / Title (Primary - Our reference) Lance Corporal Death and Burial details Year of death 1917 Month of death April Day of death 14 Age at death 25 Manner of death as stated Killed In Action Manner of death reference Killed in Action Personal Details Relationships Son Of William And Georgianna Challis