Yeah, like Roe v Wade.
They wanted Roe v. Wade really, really badly, so they miscalculated on that one.
Recently, Ruth Bader Ginsberg actually said that she now regrets the decision. Not, of course, that she doesn’t completely support the abortion “right” or will ever vote against it, but that she now thinks a more gradualist approach would have been more effective for the Culture of Death in the long run.