The ( Enmienda XIII ) to the U.S. Constitution, ratified on December 6, 1865 , is the landmark legal provision that formally abolished slavery and involuntary servitude in the United States. Core Provisions The amendment consists of two critical sections:

: Unlike many constitutional provisions, Section 1 is considered "self-executing," meaning it abolished slavery immediately upon ratification without needing further laws to take effect. Modern Context & Debate Inside the Classroom: The 13th and 14th Amendments

: While the Emancipation Proclamation of 1863 freed enslaved people in Confederate-held territory, the 13th Amendment was necessary to make abolition a permanent, national policy applicable to all states, including loyal border states.