The women’s vote isn’t as dangerous in a society with conservative moral values and intact families. Though even then there does appear to be a slight tendency for women to “soften” both parties.
But once family values are lost and there are masses of single women, often with kids born out of wedlock, women’s votes trend very sharply leftward as they depend on the state to do the things husbands and families once did.
What caused the loss of family values?