By forcing marriage onto the unwilling.
Arranged marriages were the historical norm until after the industrial revolution.
arranged marriages
shotgun
its a nice day for a
white wedding
Works for females, not for males. What are you going to do, stand over the bed with a sword and tell him that if he doesn't get it up and ---- the girl you are going to chop him up? Even the most heterosexual of males might find it difficult to perform under those conditions.