extend the civil rights of slaves after the Civil War, the United States

banned slavery with the Fourteenth Amendment and created new protections with the Thirteenth Amendment.
banned slavery with the Fifteenth Amendment and created new protections with the Thirteenth Amendment.
banned slavery with the Thirteenth Amendment and created new protections with the Fourteenth Amendment.
banned slavery with the Fourteenth Amendment and created new protections with the Fifteenth Amendment.

Respuesta :

I'm not sure what your question here is, but slavery was banned with the Thirteenth Amendment, and new protections created with the Fourteenth Amendment, so I'm assuming the answer you need is the penultimate option. 

After the civil war the US banned slavery with the Thirteenth Amendment and created new protections with the Fourteenth Amendment.

A summary of the 13th amendment

This amendment made the issues of slavery to be illegal and punishable in the United States.

The 14th amendment on the other hand established that states had to follow laid down procedures while dealing with all citizens in the country.

Read more on the amendments here:https://brainly.com/question/687600