Who knows about this particular burial ground, but large chunks of Europe did go through a 'rough spot' (cities depopulating, total population declining, indust

Who knows about this particular burial ground, but large chunks of Europe did go through a 'rough spot' (cities depopulating, total population declining, industries collapsing, ...) in late aniquity/the early middle ages that took centuries to recover from. Sadly, there's this unfortunate tendency to over-correct in the opposite direction when trying to clear up popular misconceptions...