How much danger does Christian nationalism pose?

Though Christian nationalists are quick to invoke the founding fathers, whom they claim were directed by a Christian God, the conspiracy has its modern origins in the 1970s, when the Republican political organizer Paul Weyrich began uniting evangelical parishioners and televangelist preachers like Jerry Falwell with Republican party politics opposing desegregation, via a political action group called the Moral Majority. 

It's not that evangelical Christians weren't political – as the film, narrated by Peter Coyote, points out, the idea of America as a white Christian nation undergirded the Ku Klux Klan, which at its peak in 1924 claimed 8 million members, the vast majority of whom were white evangelicals, including 40,000 ministers. 

Accordingly, the crucial tie between white evangelicals and the Republican party came not from the 1972 ruling in Roe v Wade, as is often misattributed, but from opposition to a different ruling preventing racially segregated institutions – including schools and churches – from claiming charitable, tax-exempt status…

https://www.theguardian.com/film/2024/apr/27/bad-faith-documentary-christian-nationalism