Which action was an attempt by southern state governments after the Civil War to limit the rights of African Americans?
1
ratification of the 13th amendment
2.
implementation of the Black Codes
3.
establishment of the Freedmen's Bureau
4.
impeachment of President Andrew Johnson

2 Implementation of the Black Codes.

Explanation:

Despite the outcome of the war, and the abolition of slavery, segregation and discrimination against the black population in the south continued. States constructed ways of barring the black population from any form of political participation or social and economic equality.

entering that problem on the tube you may come up with an answer

a.   it resulted in widespread unemployment.