_did a series of forty-one paintings on the life of francois-dominique toussaint-l'ouverture, a slave who led a revolt in haiti that resulted in the abolition of slavery there in 1794

Jacob Lawrence is the artist you are talking about.
He was fascinated with African American history and their struggle, which is why he dedicated an entire series of 41 paintings about a single black man, who is considered to be one of the heroes who led to the abolition of slavery in Haiti.