“In November 1915, William Joseph Simmons revived the Klan in Atlanta, Georgia.[48] The historian John Hope Franklin observed that, had it not been for The Birth of a Nation, the Klan might not have been reborn.” “Birth of a Nation”: Propaganda as History” By John Hope Franklin https://www.jstor.org/stable/25088973?seq=1#page_scan_tab_contents
“the President was entirely unaware of the nature of the play before it was presented and at no time has expressed his approbation of it.” Letter from J. M. Tumulty, secretary to President Wilson, to the Boston branch of the National Association for the Advancement of Colored People. https://en.wikipedia.org/wiki/The_Birth_of_a_Nation#Special_screenings
After becoming president in 1913 Wilson had imposed segregation on federal workplaces in Washington D.C. while reducing the number of black employees through demotion or dismissal.
Eideard 
“In November 1915, William Joseph Simmons revived the Klan in Atlanta, Georgia.[48] The historian John Hope Franklin observed that, had it not been for The Birth of a Nation, the Klan might not have been reborn.” “Birth of a Nation”: Propaganda as History” By John Hope Franklin https://www.jstor.org/stable/25088973?seq=1#page_scan_tab_contents
“the President was entirely unaware of the nature of the play before it was presented and at no time has expressed his approbation of it.” Letter from J. M. Tumulty, secretary to President Wilson, to the Boston branch of the National Association for the Advancement of Colored People. https://en.wikipedia.org/wiki/The_Birth_of_a_Nation#Special_screenings
After becoming president in 1913 Wilson had imposed segregation on federal workplaces in Washington D.C. while reducing the number of black employees through demotion or dismissal.