On This Day

Slave trade is abolished in DC, but slavery is allowed to continue

In the United States before 1865, a free state was a state in which slavery and the internal or domestic slave trade were prohibited, while a slave state was one in which they were legal.

In the United States before 1865, a free state was a state in which slavery and the internal or domestic slave trade were prohibited, while a slave state was one in which they were legal. Between 1812 and 1850, it was considered by the slave states to be politically imperative that the number of free states not exceed the number of slave states, so new states were admitted in slave–free pairs. There were, nonetheless, some slaves in most free states up to the 1840 census, and the Fugitive Slave Clause of the U.S. Constitution, as implemented by the Fugitive Slave Act of 1793 and the Fugitive Slave Act of 1850, provided that a slave did not become free by entering a free state and must be returned to their owner.

Historical Significance

In the United States before 1865, a free state was a state in which slavery and the internal or domestic slave trade were prohibited, while a slave state was one in which they were legal.

Events Before

  1. Dutch Princess Marianne and Prince Albert of Prussia separate after 18-1/2 years of marriage

    Dutch Princess Marianne and Prince Albert of Prussia separate after 18-1/2 years of marriage

  2. Giacomo Meyerbeer's opera "Le prophète" premieres in Paris

    Le prophète (The Prophet) is a grand opera in five acts by Giacomo Meyerbeer, which was premiered in Paris on 16 April 1849.

  3. Bacteriologist Louis Pasteur (26) weds secretary Marie Laurent (23) in Strasbourg, France

    Bacteriologist Louis Pasteur (26) weds secretary Marie Laurent (23) in Strasbourg, France

  4. Prime Minister of Canada John Abbott (28) weds Mary Bethune at bride's parents home

    Prime Minister of Canada John Abbott (28) weds Mary Bethune at bride's parents home

  5. First chamber music group in the US gives its first concert in Boston, Massachusetts

    First chamber music group in the US gives its first concert in Boston, Massachusetts

Events After

  1. City of Glasgow steamer inaugurates Philadelphia-Liverpool line

    City of Glasgow steamer inaugurates Philadelphia-Liverpool line

  2. Giuseppe Verdi's opera "Rigoletto" premieres in Venice

    Rigoletto is an opera in three acts by Giuseppe Verdi. The Italian libretto was written by Francesco Maria Piave based on the 1832 play Le roi s'amuse by Victor Hugo.

  3. Sojourner Truth addresses the first Black Women's Rights Convention in Akron, Ohio

    Sojourner Truth was an American abolitionist and activist for African-American civil rights, women's rights, and alcohol temperance.

  4. American inventor Isaac Singer patents his famous sewing machine

    Singer Corporation is an American manufacturer of consumer sewing machines, first established as I. M. Singer & Co. in 1851 by Isaac M. Singer with New York lawyer Edward C. Clark.

  5. Second US National Women's Rights Convention convenes in Brinley Hall, Worcester, Massachusetts

    Second US National Women's Rights Convention convenes in Brinley Hall, Worcester, Massachusetts

More from the 1850s

Frequently Asked Questions

What happened on September 20, 1850?
In the United States before 1865, a free state was a state in which slavery and the internal or domestic slave trade were prohibited, while a slave state was one in which they were legal. Between 1812 and 1850, it was considered by the slave states to be politically imperative that the number of free states not exceed the number of slave states, so new states were admitted in slave–free pairs. There were, nonetheless, some slaves in most free states up to the 1840 census, and the Fugitive Slave Clause of the U.S.
Why is Slave trade is abolished in DC, but slavery is allowed to continue significant?
In the United States before 1865, a free state was a state in which slavery and the internal or domestic slave trade were prohibited, while a slave state was one in which they were legal.

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