Abolitionist were a group of American citizens who wanted the institution of slavery to become illegal in the US. This group was often lead by free blacks, former slaves, and religious citizens in the North. Many abolitionist made the moral argument that slavery was an evil institution that dehumanized African Americans within the US. This call for the abolition of slavery ended up causing increased political and economic tensions between the Northern and Southern states.
Proponents of this concept interpret these passages as specifying five separate crowns, these being the Crown of Life; the Incorruptible Crown; the Crown of Righteousness; the Crown of Glory; and the Crown of Exultation.