For conservatives, Barrett checks all of the containers.

Two years in the past, after nominating Brett M. Kavanaugh to the Supreme Courtroom, President Trump strongly hinted that his selection for the following opening can be a former legislation professor he had named to a federal appeals courtroom the yr earlier than: Choose Amy Coney Barrett.

Now, three years into that job, Choose Barrett has been chosen by Mr. Trump to exchange Justice Ruth Bader Ginsburg, who died on Sept. 18. If Choose Barrett have been confirmed, she can be the sitting justice with the least courtroom expertise, however one considered as a house run by conservative Christians and anti-abortion activists.

“She is the right mixture of sensible jurist and a girl who brings the argument to the courtroom that’s doubtlessly the opposite to the views of the sitting girls justices,” mentioned Marjorie Dannenfelser, the president of the Susan B. Anthony Listing, an anti-abortion political group, who has praised Mr. Trump’s whole shortlist.

The nomination of a choose whom Mr. Trump was quoted final yr as saying he was “saving” for Justice Ginsburg’s alternative would virtually absolutely plunge the nation right into a bitter and divisive debate over the way forward for abortion rights, made much more pointed as a result of Choose Barrett would exchange a justice who was an unequivocal supporter of these rights. That may be a debate that Mr. Trump has not shied away from as president, as his judicial appointments and efforts to courtroom conservatives have repeatedly proven.

Liberal teams have been sounding the alarm over Choose Barrett for 2 years due to issues over how she may rule on abortion and the Inexpensive Care Act.

“Amy Coney Barrett meets Donald Trump’s two fundamental litmus exams: She has made clear she would invalidate the A.C.A. and take well being care away from tens of millions of individuals and undermine a girl’s reproductive freedom,” mentioned Nan Aron, the president of Alliance for Justice, a liberal group.