> birth control became commonplace and socially acceptable
Birth control is not a standard practice everywhere. (And its history is ancient, with "social acceptability" involving some cultures and times - as opposed to being some "general state of things".)
The fertility rate in Niger is over 6.5 children per women; that of South Korea is near 1; the rounded quintiles are 1.5 .. 4.0 .
Birth control is not a standard practice everywhere. (And its history is ancient, with "social acceptability" involving some cultures and times - as opposed to being some "general state of things".)
The fertility rate in Niger is over 6.5 children per women; that of South Korea is near 1; the rounded quintiles are 1.5 .. 4.0 .