Paths of Glory is a 1957 American anti-war film directed by Stanley Kubrick, based on the novel of the same name by Humphrey Cobb. Set during World War I, the film stars Kirk Douglas as Colonel Dax, the commanding officer of French soldiers who refuse to continue a suicidal attack, after which Dax attempts to defend them against a charge of cowardice in a court-martial.

References:
https://en.wikipedia.org/wiki/Paths_of_Glory