Eisenhower has one of the highest tax rates for the wealthy in U.S. history. The top rate on regular income was 91 percent. (Video via Eisenhower Presidential Library, Museum & Boyhood Home)

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Sanders doesn't want it that high — though he says he wants it higher than 50 percent.

The current top rate under President Barack Obama is 39.6%. (Video via The White House)

This video includes music "dark roasted" by Birocratic / CC BY ND 4.0.