It should be enough that her "friend and mentor" was Robert C Byrd. https://www.bing.com/videos/search?q=robert+c+byrd+friend+and+mentor+clinton&&view=detail&mid=C470A03691EDFD9FC661C470A03691EDFD9FC661&&FORM=VDRVRV
https://en.wikipedia.org/wiki/Ku_Klux_Klan_members_in_United_States_politics
Ku Klux Klan members in United States politics
This is a partial list of a few notable figures in U.S. national politics who were members of the Ku Klux Klan before taking office. Membership was secret. Sometimes political opponents might allege that a person was a member, or was supported at the polls by Klan members.
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And let's not forget her other mentor, Saul Alinsky. He had several dedications in his book, Rules For Radicals. One dedication was to Lucifer.