Evidence that the memo or derivative works reached the President, senior administration officials, or the Admiralty is scant and largely circumstantial, but Knox and Anderson were two of Roosevelt's closest military advisors, which suggests that he may well have read the memo.
Evidence that the memo or derivative works reached President Roosevelt, senior administration officials, or the Admiralty is largely circumstantial. Captains Knox and Anderson were two of Roosevelt's closest military advisors, which suggests that Roosevelt may well have been influenced by the memo.