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This is fresh air. I'm Terry Gross. Christian nationalism, including an extreme version advocated by the group

The New Apostolic Reformation, the NAR, has become influential in American government and parts of the judicial system.

The NAR advocates for Christian Dominion over government, religion, family, business, education,

arts and entertainment, and the media.

According to the NAR, some of its opponents are reflected by demons,

which must be cast out through exorcism.

The NAR has aligned itself with Donald Trump and efforts to

overturn the election. Mike Johnson, the Speaker of the House, has said he's

been profoundly influenced by Dan Cummins, a Christian nationalist activist.

A flag associated with the NAR hangs outside Johnson's office.

An Alabama Supreme Court decision just made it illegal to destroy frozen fertilized

embryos that are used in infertility treatments because those embryos are people.

The Chief Justice of the court wrote a concurring

opinion that says even before birth all human beings have the image of God and

their lives cannot be destroyed without facing his glory.

My guest, Brad O'Nishi, not only studies Christian nationalism,

he used to be part of that movement.

He left after studying theology at Oxford University.

...