Office of the Historian

711.94/1935: Telegram

The Ambassador in Japan (Grew) to the Secretary of State 36

Tokyo, January 27, 1941—6 p.m.
[Received January 27—6:38 a.m.]

125. My Peruvian colleague told a member of my staff that he had heard from many sources including a Japanese source that the Japanese military forces planned, in the event of trouble with the United States, to attempt a surprise mass attack on Pearl Harbor using all of their military facilities. He added that although the project seemed fantastic the fact that he had heard it from many sources prompted him to pass on the information.

Grew
  1. Copies in paraphrase sent by the Department to the Office of Naval Intelligence and the Military Intelligence Division on January 28.↩