You are finally getting my point. Materialism destroys the basis of a good society by destroying belief in God. So, like the saying went, materialism plants the seeds for the destruction of us all. Now this can in no way be called progress, or advance or helpful to the human species. Therefore the scientific materialism which evolution proposes is false. It does not lead to betterment, it leads to destruction. So again we see that truth and morality go together.
Well, it certainly cannot be called regress or decline or destructive to the human species at least insofar as the fashion that you imply. Refer to aforementioned history text...