The story "Military Secret" Arkady Gaidar began writing in the spring of 1932 in Khabarovsk, where he worked as a traveling correspondent for the newspaper "Pacific Star." At first, the writer intended to call the story "Such a man. "It is not difficult to see that "such a person" Arkady Gaidar considered the hero of this story - "baby Alka." He endowed him with features that later appeared both in one of the heroes of the story "The Fate of the Drummer," Slavka Grachkovsky, and in Timur Garayev from the story "Timur and his team." What is this "military secret," which is not a secret at all? And these are the character traits of the Soviet people, their collectivism, internationalism, readiness for a feat that Arkady Gaidar saw from the Soviet guys, and who, having matured, showed such brightness ten years later, on the battlefields of the Great Patriotic War...