Germany's Sexual Weapon. How the Russians exposed German women spies During World War II, the German High Command sent crowds of female spies to besieged Leningrad. They were perfectly equipped! They were given the same things as the locals, documents, passwords, and addresses of safe houses But there was a problem. Very soon it became clear that all this was in vain - super-trained scouts were caught by any patrol that stopped them for a trivial document check. Only after the war did one simple detail come to light...