This was gaining momentum in the late 50s and 60s and finally was sadly approved in 1973.
The root cause of our downward spiral, as Mohler describes, is the contraceptive mentality which can be fostered even in marriages. It divorces the inextricable links between life-marriage-sex in the sacred God-designed paradigm for humanity.
See also: Adam and Eve after The Pill
https://humanumreview.com/articles/eberstadt-adam-and-eve-after-the-pill
Yep.