They were part of the plot to seize the White House from FDR that Gen Smedley Butler revealed.
http://www.eclectica.org/v1n1/reviews/wharton_plot.html
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"I helped purify Nicaragua for the international banking house of Brown Brothers{Brown Brothers was where Dimson's Grandfather, Prescott Bush made his money trading with Nazis} in 1909-1912. I helped make Mexico and especially Tampico safe for American oil interests in 1916. I brought light to the Dominican Republic for American sugar interests in 1916. I helped make Haiti and Cuba a decent place for the National City boys to collect revenue in. I helped in the rape of half a dozen Central American republics for the benefit of Wall Street....
"In China in 1927 I helped see to it that Standard Oil went its way unmolested....I had...a swell racket. I was rewarded with honors, medals, promotions....I might have given Al Capone a few hints. The best he could do was to operate a racket in three cities. The Marines operated on three continents..."
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Secret executive hearings of CUAA opened November 20, 1934. Sworn testimony showed that the plotters represented notable families --Rockefeller, Mellon, Pew, Pitcairn, Hutton; and great enterprises-- Morgan, Dupont, Remington, Anaconda, Bethlehem, Goodyear, GMC, Swift, Sun.... Some people named as plotters laughed, all denied everything.
"The reader who wishes to examine the official testimony is referred to the government report, `Investigation of Nazi Propaganda Activities and Investigation of Certain Other Propaganda Activities: Public Hearings Before the Special Committee on Un-American Activities, House of Representatives, Seventy-third Congress, Second Session, at Washington, DC, December 29, 1934. Hearings No. 73-D.C.-6, Part 1.' Extracts of the censored testimony are revealed in the books A MAN IN HIS TIME, by John L. Spivak , and ONE THOUSAND AMERICANS, by George Seldes " (p 140).