. . . . "Battle of Guadarrama"@en . "The Battle of Guadarrama was a battle involving the Spanish Republican Army in the Guadarrama Range, Spain during the Spanish Civil War. The battle took place on 31 March 1937. It was described in Ernest Hemingway's For Whom the Bell Tolls."@en . . . . . "The Battle of Guadarrama was a battle involving the Spanish Republican Army in the Guadarrama Range, Spain during the Spanish Civil War. The battle took place on 31 March 1937. It was described in Ernest Hemingway's For Whom the Bell Tolls."@en .