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Watch Sworn to Secrecy: Secrets of War Season 2 Episode 8 Online
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- COUNTRIES: United States of America,South Korea,United Kingdom,France,Germany,Russia,Vietnam
- Subtitles: English
The struggle for the Atlantic pitted Germany’s lethal U-boat fleet against every weapon the Allies could muster to protect their vital supply routes to Great Britain. The story of naval intelligence, code-breaking and code stealing in the Battle of the Atlantic...
