Succession-anxiety roils under the skin of society. We are accustomed to peace and have forgotten the value of harmonious prosperity as it is hollowed out in its own name. Our ancestors felt fear, knew it in the sharp edge of their minds, when the killers that ruled them set to feuding or when their future master was unknown. Many were accustomed to horrible news from afar, followed by cruel acts done along the roads and fields where they had lived their whole lives.
You can understand why a common person 500 years ago might be invested in the peaceful transition of power, even if their tyrant otherwise had very little to do with them. The center can twist the edges of things.