Tbf he said Golden not Gilded(which has the implication of a thin gold veneer over less valuable material)

Anyway, In the US? The rich got richer and threw parties with pyramids of pulpless orange halves, until the depression started and they remained rich

Any Working Class, class consciousness generated by the inequality of the day (Actually less than the inequality of today in many ways)
and fostered by people and orgs like the IWW,
was eventually neutralised by the Keynesianism(military and otherwise) of the New Deal