The idea of the Lost Cause was a romanticized view of the causes of the Civil War, slavery, and the Old South. This myth was perpetuated by many southern churches and denominations, creating a mythology that equated the South’s defeat with the death of Christ, as if the South had been sacrificed for the sins of the United States. True / False.

True.

Explanation:

It's true because the idea of the Lost cause was to provide people with a romanticized views about the causes which was responsible for the civil war. Many southern churches perpetuated this myth and created a mythology that  would make it look like the South was defeated with the death of Christ, and the Southerners were sacrificial lambs for the United State's sins.

so what is your question?