The Battle (1934 film)

The Battle is a 1934 FrancoBritish coproduction English language drama film directed by Nicolas Farkas and Viktor Tourjansky, and starring Charles Boyer, Merle Oberon and John Loder. It was adapted from a novel by Claude Farrre. In 1904 during the RussoJapanese War, a Japanese naval officer gets his wife to seduce a British atachee in order to gain secrets from him. Things begin to go wrong when she instead falls in love with him.

Source: Wikipedia