Which progressive cause would have been most likely to have been supported by a member of the the equal suffrage league of south carolina?

The person who would be most likely to have suppoted is Elizabeth Cady Stanton who was active in the abolition movement, suffrage movement, and temperance movement.

they believed democracy was worth the fight

regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.