How did southern states fight the 13th Amendment?
They said they can still use peonage.
They banned Black Codes.
They sued Black people.
They ignored it and continued to deny Black
people their civil rights.

The answer is Number 5, They ignored it and continued to deny Black people their civil rights. The southern states set up "Jim Crow Laws", which segregated whites and blacks until the 1960s, nearly 1 century later.

if the government does something the people dont like i tihnk threre would be a revolt