There are a lot of similarities and differences between The Dark Game and The Code Book. They both talk about the lives of spies during the war and the espionage. Both authors also write in different styles. Both stories show how they present similar and different ideas. Both The Dark Game by Paul Janeczko and The Code Book by Simon Singh deal with the history of espionage, but they are both very different. Both texts have a different tone. In The Dark Game, the author uses a more controversial tone. He uses what is known about history and he makes two sides of the story. In the dark game, the secretary wrote a letter in code to the Mexicans to get them to fight in the war and invade the US. But the Mexicans were working with people that knew