It's husband beating. As the number of unattached males goes up, violence toward women increases. Marianne W. Zawitz et al. 1993. Highlights from Twenty Years of Surveying Crime Victims. Violence Against Women.
Marriage seems to be a strong safety factor for women.
Caroline Wolf Harlow. Female Victims of Violent Crime. Fictitious reports of child abuse are most frequent in families who are undergoing custody disputes. 3.2 million allegations of abuse are filed annually. This fact has remained a historic constant across all cultures.