68–69 (laws: advocates tried repeatedly from 1921 onwards to have anti-contraception laws removed from the books, but their efforts rarely made it out of committee).</ref>كان العدو اللدود لحركة تحديد النسل الكنيسة الكاثولكية، التي حشدت المعارضة في العديد من الأماكن طوال عشرينيات القرن الماضي.
68–69 (laws: advocates tried repeatedly from 1921 onwards to have anti-contraception laws removed from the books, but their efforts rarely made it out of committee).</ref>The most significant opponent to birth control was the Catholic Church, which mobilized opposition in many venues during the 1920s.