here). How did 6 Republican and Democratic presidents successfully and dramatically reduce the national debt?
Simple, they raised sufficient revenue through high taxes to cover all government expenditures and pay-off the Word War II debt. As the chart below (from here) demonstrates governing elites imposed marginal tax rates that reached as high as 92 percent to accomplish this.
What a difference responsible and farsighted governing elites that are willing to sacrifice for the betterment of their nation can make.