"See Lynn D. Wardle, Protecting the Rights of Conscience of Health Care Providers, 14 J. LEGAL MED. 177, 180–81 (1993) (“Most conscience clause provisions were adopted between 1973 and 1982, when the federal courts were broadly defining a new and very controversial constitutional privacy right to abortion."
January 1, 1970
https://en.wikiquote.org/wiki/Roe_v._Wade