Operación Úrsula. El misterio del submarino C-3
10/11/2006
Imdb: tt0950757
Tmdb: 1228785
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A missing submarine in Spanish Civil War leads to the first German Navy operation before WW2. Republican submarine C-3 was the victim of international secrecy and intrigues, after a torpedo from U-34 sunk it on December 12th 1936.