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.
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.