Basic Details Surname Martin Jr Forenames Sinclair Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) United States Land Forces Our References Service (Primary - Our reference) United States Army Death and Burial details Country of death France Year of death 1944 Month of death September Day of death 28 Age at death 19 Manner of death as stated Killed in France on active service Manner of death reference Killed in Action