One historical myth I think has surprisingly long legs is the idea that for most of human history marriage was between a very young girl and a much older man.
We kinda get that idea laundered to us even through fantasy (Game of Thrones did this a lot) but the reality is just
Remember the episode in the Handmaid's Tale, where a brain dead, black handmaid is kept on life support long enough to give birth?
This is happening in Atlanta, GA right now. Her name is Adriana Smith. She was only 9wks when the state kidnapped her body from her family.
Actually, about half the declining pregnancy rate is the steep decline of teen births.
Seventy percent of fathers of babies born to teen mothers are over 21.
We literally slashed and burned pedophilia and men are so mad.