Sexual assault is any unwanted sexual act imposed on one person by another.
Sexual assault can happen to anyone, but in the vast majority of cases women are sexually assaulted by men. Date and acquaintance rape is sexual assault committed against a woman by someone she knows. He may be an acquaintance, a friend, a date or even a boyfriend. One in four women has been the victim of rape or attempted rape. In most cases, a woman who is sexually assaulted knows the man who attacks her.