Which is true about the relationship between the emancipation proclamation and the 13th amendment to the u. s. constitution? the 13th amendment increased the civil liberties restricted by the emancipation proclamation. the emancipation proclamation increased the civil liberties restricted by the 13th amendment. the 13th amendment expanded the freedom of the emancipation proclamation to more people. the emancipation proclamation expanded the freedom of the 13th amendment to more people.