AWARDING BRAINLIEST ASAP Like what tactics did the southern states use to undermine the civil war amendments (13, 14, 15)

While the amendment provided legal protection for voting rights based on race, there were other means that could be used to block black citizens from voting. These included poll taxes and literacy tests. These methods were employed around the country to undermine the Civil War Amendments and set the stage for Jim Crow conditions and for the Civil Rights Movement.