Tora! Tora! Tora!. Poster of the 1970 movie and cover of the 1981 book, At Dawn We Slept: The Untold Story of Pearl Harbor
VS3
At Dawn We Slept: The Untold Story of Pearl Harbor
Gordon W. Prange, 1981
movie vs book
Richard Fleischer, Kinji Fukasaku, 1970

In August 1939, the United States imposes a trade embargo on a belligerent Japan, severely limiting raw materials. Meanwhile, in Washington, U.S. military intelligence has broken the Japanese Purple Code, allowing them to intercept secret Japanese radio transmissions indicating increased Japanese naval activity.


Tora! Tora! Tora!. Poster of the 1970 movie and cover of the 1967 book, The Broken Seal
VS3
The Broken Seal
Ladislas Farago, 1967
movie vs book
Richard Fleischer, Kinji Fukasaku, 1970

In August 1939, the United States imposes a trade embargo on a belligerent Japan, severely limiting raw materials. Meanwhile, in Washington, U.S. military intelligence has broken the Japanese Purple Code, allowing them to intercept secret Japanese radio transmissions indicating increased Japanese naval activity.