He also urged the audience to side with love over hate. "Let's all mobilize. Let's all be on the right side of history", Lee said.
Oh, if Lee only knew how right he'd be. My grandmother - who lived 100 years young, a college graduate even though her mother was a slave - my grandmother, who saved 50 years' of Social Security checks to put me through college. As PEOPLE notes, The Daily Show anchor Trevor Noah shared a photo of Lee at the Oscars, watching him scribble down his speech. On Sunday, the pop diva became an Oscar victor, taking the trophy for best original song for her power ballad Shallow from A Star Is Born.
The filmmaker took home the Oscar in the Writing (Adapted Screenplay) category for his work on "BlacKkKlansman".
Lee co-wrote BlacKkKlansman with Charlie Wachtel, David Rabinowitz and Kevin Willmott.
A University of Kansas professor is now an Oscar victor.
The script beat out fellow nominees The Ballad of Buster Scruggs, If Beale Street Could Talk, A Star Is Born and Can You Ever Forgive Me? .
It is a satirical film loosely based on a true story about a black policeman who infiltrated the Ku Klux Klan by using a white, Jewish proxy.
While the "Best Director" and "Best Picture" categories are to be decided later this evening (February 24), the win comes after almost 20 years of waiting.
United States actress Regina King also bagged her very first Oscar for best supporting actress for If Beale Street Could Talk.