Make abortion and contraception illegal, and strongly enforce those laws.
It worked with Romania in the 1960s and 1970s. Mind you, it caused a bunch of other problems to crop up, but Romania did solve their low birth rate problem.
Teenage pregnancy, limited rights for unmarried women, heavily surveilled birth-control usage, all that good stuff. So long as the culture is preserved! There are 14 words that basically sum it all up
Make abortion and contraception illegal, and strongly enforce those laws.
It worked with Romania in the 1960s and 1970s. Mind you, it caused a bunch of other problems to crop up, but Romania did solve their low birth rate problem.
https://en.wikipedia.org/wiki/Decree_770
Teenage pregnancy, limited rights for unmarried women, heavily surveilled birth-control usage, all that good stuff. So long as the culture is preserved! There are 14 words that basically sum it all up