The preceding president (ironically belonging to the elder-KKK party that no longer claims to be) was captured in a photo (in his senator days), all smiles with a certain movement leader that ticks a lot of nasty boxes (including unfettered black supremacy - endorsing violence/extreme racial prejudice much like the topic of the OP -
but I do support his right to so):
Caption for the pic is...
Dershowitz: I Wouldn't Have Campaigned for Obama If I Knew About Farrakhan Pic
(I won't go into who Dershowitz is, but he is one of the few heavyweight staunch non-hypocrite neutrals I have come across).
But this picture was repressed on purpose (along with certain details of Obama's past regarding a black supremacist preacher in a Chicago church he frequented) during Obama's campaign for the presidency.