How did lawmakers use the fourteenth amendment to justify the passage of jim crow laws in the south?

They claimed that the Fourteenth Amendment did not apply to the south because the territory  was no longer part of the United States.

it provided for selection of government employees through competitive examinations. it also made it unlawful to fire or demote covered employees for political reasons or to require them to give political service or payment, and it set up a civil service commission to enforce the law.

explanation: