National Archives Catalog: U.S. Navy officers stand beside wreaths representing the four Japanese aircraft carriers and the one U.S. carrier lost during the World War II Battle of Midway. The wreaths will be committed to the sea during a ceremony being held aboard the aircraft carrier USS MIDWAY (CV-41) to commemorate the battle
The June 7, 1942 edition of the Chicago Tribune included a front page story on the World War II Battle of Midway which, without explicitly saying so, implies that the United States had successfully decoded the Japanese naval codes.
In August, the Justice Department assembles a federal grand jury to consider charging the Chicago Tribune with violating the Espionage Act. They eventually decline to indict the Chicago Tribune. Contributing to this decision was the fact that military officials were unwilling to share classified information about intelligence gathering.
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