As (*) Time Goes By" by Ingrid Bergman's character, and a group of officers singing "Die Wacht am Rhein" are interrupted by an impromptu rendition of the Marseillaise.
At the end of a film about an event that ended in this decade, the camera dollies through an empty village while the voice-over reads: "We turn a blind eye to what surrounds us and a deaf ear to humanity's never-ending cry." In a scene set in this decade, a man is confined in an iron box and negotiates with a commander who overheard the whistling of "Colonel Bogey's March." In this decade, Sam is asked to play "As (*) Time Goes By" by Ingrid Bergman's character, and a group of officers singing "Die Wacht am Rhein" are interrupted by an impromptu rendition of the Marseillaise. That film in this decade ends with Rick saying: "I think this is the beginning of a beautiful friendship." For 10 points, identify the decade in which The Bridge on the River Kwai and Casablanca are set.
At the end of a film about an event that ended in this decade, the camera dollies through an empty village while the voice-over reads: "We turn a blind eye to what surrounds us and a deaf ear to humanity's never-ending cry."
1940s [accept '40s; the first sentence is Alain Resnais's Night and Fog]  