Advertisement'Severing Love From Diapers': The Other Case Against Gay MarriageMarch 22, 2013Alan GreenblattfacebookEmailZachariah Long (left) and Edward Ritchie protested last year against a gay marriage bill in Maryland. In 1973, Maryland became the first state to define marriage as a union of one man and one woman. Voters there legalized gay marriage in 2012. (AP)