The “biological reason” is “societal preconditioning”. Its Disney movies, toys marketed towards small girls, television, social media…
Despite many advancements in equality, marrying a rich man is still seen (and marketed) as a live goal for women.
Also, wedding and princess are pretty mutch the same thing for a girl. Pretty dress, center of attention, presents, etc. Its not about “getting married”.
I am not sure drawing a comparison between your unemployment and the reign of the Nazis is the best move