Sworn to Secrecy
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SEASON 2 • EPISODE 3

Sworn to Secrecy

"Breaking the Japanese Code"

Date Aired: Sep 26, 1999

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The story of America's code-breaking efforts against seemingly impenetrable secret Japanese military and diplomatic communications. The heroic struggle of Army code-breakers, headed by William Friedman, and the Navy's secret "on-the-roof-gang" to help win the Battle of the Pacific.
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