(Yeah, I never thought I would be posting, or joking, about Hitler, either.)
I read this week that during World II, British spies looked into attacking Adolph Hitler with hormones. The plan was to have spies that were close enough to Hitler to secretly put estrogen in his food. Unlike poison, his food tasters wouldn't notice it, and the effect would be gradual.
The spies thought that by dosing him with estrogen, he would become "more docile and less aggressive" - like his sister.
The plan was never implemented.
Apparently, scientists discovered that giving Hitler estrogen would only result in________ (Punch Line here. Give it your best shot - I have several)
Link to the actual news story here. No, I don't make this stuff up!)