Over the centuries we have put more and more things in that public realm and lately just lately in the last lets say in the last three or four decades started pulling them out again.
{ } n. [ LL. decadentia; L. de- + cadere to fall: cf. F. décadence. See Decay. ] A falling away; decay; deterioration; declension. “The old castle, where the family lived in their decadence.” Sir W. Scott. [ 1913 Webster ]