White House aide Peter Navarro said Sunday that he expects President Donald Trump’s tariffs to bring in $6 trillion in revenue in the next decade, which could amount to the largest tax hike in ...

History of Excess Profits Taxes . ... The tax rate at this time was 30% of excess profits with top corporate tax rates rising to 47% from 45%. ... United States Senate Committee on Finance.

And that was the richest period in the history of the United States, relatively speaking." The first federal income tax was passed on Feb. 25, 1913, as part of the 16th Amendment.