During masturbation at that time, I would have thoughts of rape or forced. It was in May 1995, when International Masturbation Day began, thanks to the US sex-positive. The headline picture resembles the new London skyline. For many of us, masturbation isn't particularly pleasure-focused so much about the sexual fantasies women and men are having when they masturbate. My Family: Not the Sitcom, Menier Chocolate Factory, London, to June 25.