So looks like the 80s is when things start going south (increased income inequality) so I looked up who was president during that time, then looked at their wiki page to see their economic policy and found this gem of a quote: "Soon after taking office, Reagan began implementing sweeping new political and economic initiatives. His supply-side economic policies, dubbed "Reaganomics", advocated tax rate reduction to sp…
However, Reagan ultimately tripled the debt while in office. The right loved saying Obama spent more than all other presidents before him combined (which he did, which Bush did...but Reagan the model of fiscal conservatism spent 2x as all presidents who served before him).