The 13th Amendment
"Neither slavery nor involuntary servitude, except as a punishment for crime where of the party shall have been duly convicted, shall exist in the United States, or any place subject to their jurisdiction" . Formally abolishing slavery in the United States. Passed by congress on January 31, 1865, and ratified by the states on December 6, 1865. The 13th , 14th , 15th , Amendment is one of the trio of civil war amendments that greatly expanded the civil rights of Americans.
"Primary Documents in American History." 13th Amendment to the U.S. Constitution: Primary Documents of American History (Virtual Programs & Services, Library of Congress). N.p., n.d. Web. 27 Jan. 2015.
"13th Amendment to the U.S. Constitution: Abolition of Slavery (1865)." Our Documents -. N.p., n.d. Web. 29 Jan. 2015.