Excerpts from the report of the Commission headed by Associate Justice Roberts which investigated and fixed the blame for the disaster at Pearl Harbor: > In a letter of January 24, 1941, the Secretary of the Navy advised the Secretary of War that the increased gravity of the Japanese situation had prompted a restudy of the problem of the security of the Pacific Fleet while in Pearl Harbor. The writer stated: “If war eventuates with Japan, it is believed easily possible that hostilities would be initiated by a surprise attack upon the Fleet or the Naval base at Pearl Harbor.
