What was the main provision of the thirteenth amendment? it forced the south to rejoin the union. it abolished slavery in the united states. it ended the civil war. it overturned the emancipation proclamation.

The correct answer is: "It abolished slavery in the United States.".

The Thirteenth Amendment to the US Constitution was one of the Reconstruction Amendments ratified in 1865, after the US Civil War. It abolished slavery and involuntary servitude, unless the latter was part of a conviction or punishment, as the consequence of a crime. The result was that all former slaves became US citizens.

i think it was   tsar alexander ii

did you check the study guide?