<p>Elizabeth Thorpe, codenamed Cynthia, was a glamorous American socialite recruited by MI6 to obtain intelligence from the Polish Foreign Ministry and from the Italian and Vichy French embassies in Washington. Her method was to seduce whatever targets could provide her with vital intelligence, a practice in which she hardly ever failed, enabling her to secure first the French and then the Italian naval codes. In the landings in North Africa, she...