Plus most religions maintain a code of conduct/honor that is not in keeping with statist practices.
Good point
The Nazi's advance of the the "German Christen" movement created in 1934 a schism called the “Confessional Church”
which had their Barmen Declaration- objecting to Nazi doctrine and to the interference of the State in the church.
Some brave people were imprisoned and/or murdered by the Nazis for that..
Martin Niemoeller
Dietrich Bonhoeffer
Again, they could not reconcile the Nazi state's desire for total control/ sovereignty over a person.
In Christian religions (or Jewish), that ultimately belongs only to God.