The report mentions that almost 3-4% of the keys could not be resolved. Thereby, it can be argued here that great advantages were gained when Americans decoded Japanese conversation

2. Radio Traffic Unit

There is a naval intelligence installed at the Pearl Harbor was using the radio traffic unit and it was working to find out and analyze the location of Japanese ships. In this case, the Japanese messages could not be decoded by the Americans. When Japanese ships started to settle in, the radio units could not follow the tracks of these ships.

3. American ambassador in Tokyo

Ambassador Grew was one of the most important sources of information. But the information obtained in this case was only related to the state of mind and ideology of the Japanese people and the level of hostility that the Japanese have against the Americans

Methodology and Research Strategy

In order to...
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