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Members of the House Committee on Un-American Activities (HUAC) sit for an executive meeting, Washington DC, August 8, 1948. From left, future American President Richard Nixon (1913 - 1994), chief investigator Robert Stripling, and U.S. Representatives John McDowell (1902 - 1957), committee chairman J. Parnell Thomas (1895 - 1970), and F. Edward Hebert (1901 - 1979). (Photo by New York Times Co./Getty Images)

Members of the House Committee on Un-American Activities (HUAC) sit for an executive meeting, Washington DC, August 8, 1948. From left, future American President Richard Nixon (1913 - 1994), chief investigator Robert Stripling, and U.S. Representatives John McDowell (1902 - 1957), committee chairman J. Parnell Thomas (1895 - 1970), and F. Edward Hebert (1901 - 1979). (Photo by New York Times Co./Getty Images)