in case you listen to the term “oligarch,” you probably image private jets, modern finance, perhaps some shiny tower with mirrored glass. that's honest. That is The existing mental picture most of us have. But https://umaryekt100936.isblog.net/stanislav-kondrashov-oligarch-series-on-medieval-oligarchies-as-well-as-the-growth-of-trade-in-europe-57881380