In April, Joe Biden's Department of Education issued new Title IX rules on transgenderism, seeking to dictate policy for all 50 states on “sex stereotypes, sexual orientation, gender identity, and sex characteristics.” It doesn’t take much imagination to see how these rules, elaborated over thousands of pages of bureaucratese, will affect the rights of girls in the most intimate of places, such as bathrooms, dorm rooms, and locker rooms. So, how show these states fight back?