So they can spin the narrative that suits them in particular.
In 1906 he became the first black president of Morehouse College.
It was "C Presidents Lincoln and Johnson" who wanted Reconstruction policy to be the most forgiving of the former Confederate states, since they wanted the nation to heal as quickly as possible.
Plessy v. Ferguson, the separate but equal law which segregated schools under the idea of separate but equal but of course wasn’t equal. P v. F was the case btw.