Sidney Reilly was the most audacious, courageous, and successful spy in history. His adventures first came to light during the Russian Revolution in 1917 when he was tasked by Britain's Secret Service with overthrowing the Bolsheviks after they had formed a new government. He had already succeeded in stealing the plans of the Kaiser's new and modern fleet of battleships from Krupp, to help Britain win World War I, and was awarded the Military Cross...