A Slap, Followed by a Duel
Dueling was a dangerous, ritualized response to a real (or perceived) slight. It may also have been a means of proving one's social and economic capital.
Quantifying Rape
Rape has costs beyond the physical and emotional: Emergency room visits, therapy, rehab, wasted tuition, lost wages, and lifestyle changes expensive.
What If the World Were Flat and Columbus Had Fallen Off the Edge of the Earth?
What if Columbus had never made it to America?