Whey were African Americans able to develop and demonstrate
artistically in the north more so than the south

Free blacks in the antebellum period—those years from the formation of the Union until the Civil War—were quite outspoken about the injustice of slavery. Their ability to express themselves, however, was determined by whether they lived in the North or the South. Free Southern blacks continued to live under the shadow of slavery, unable to travel or assemble as freely as those in the North. It was also more difficult for them to organize and sustain churches, schools, or fraternal orders such as the Masons.

Explanation:

does this help? i have a LOT more info i can type down..

the two things that develop a strong social foundation are: a. separation of church and states e. education received attention separation of church and states separate the illogical  argument that came from religious beliefs to a fact based belief. while education will make us remember the past to avoid the repeat of our mistakes.