PBS
Africans in America: Missouri Compromise
This PBS site offers information about the compromise that settled the question of whether slavery would be allowed in the vast area acquired from France in the Louisiana Purchase of 1803.
PBS
Wnet: Thirteen: Freedom: History of Us: Fatal Contradiction: Missouri Compromise [Pdf]
A lesson plan from the producers of the 16-episode PBS series "Freedom: A History of US" that examines the goal of the Missouri Compromise. A good lesson for comparing and contrasting life in the North and South in the run-up to the...
Tom Richey
Tom richey.net: The Missouri Compromise: America's First Slavery Debate [Ppt]
Presents key ideas for examining the events surrounding the Missouri Compromise.
University of Oregon
Mapping History Project: Missouri Compromise: 1820
Interactive map showing free states and territories and slave states and territories before and after the Missouri Compromise of 1820. Click on the map to choose before or after and the key. Shockwave required.
Siteseen
Siteseen: American Historama: Missouri Compromise
Provides interesting facts and important information about the 1820 Missouri Compromise, a settlement reached between the pro-slavery and anti-slavery factions on the extension of slavery into new territories.
OpenStax
Open Stax: The Missouri Crisis
This section of a chapter on "Westward Expansion" explains why the North and South differed over the admission of Missouri as a state and how the admission of new states to the Union threatened to upset the balance between free and slave...
University of Virginia
Miller Center at Uva: u.s. Presidents: James Monroe: Domestic Affairs
A good summary of the domestic policies of the Monroe Administration. Find out about Monroe's Cabinet, the Panic of 1819, the development of a road system, and the adoption of the Missouri Compromise.
University of Oregon
University of Oregon: Mapping History: Compromise of 1850: Status of Slavery
An interactive map that clearly shows the change in the status of slavery in territories from the Missouri Compromise to the Compromise of 1850. Click on the map to see the status before and after the Compromise of 1850.
Curated OER
Etc: Maps Etc: The Result of the Missouri Compromise, 1821
A map of the United States in 1821 showing the results of the Missouri Compromise of 1820 over the issue of prohibition of slavery. The map is coded to show the areas of the Free States, the Slave States, the Michigan Territory as Free...
Curated OER
Educational Technology Clearinghouse: Maps Etc: The Missouri Compromise, 1820
A map of the United States at the time of the Missouri Compromise of 1820. The map is keyed to show the free states by State Action, the free Northwest Territory by the Ordinance of 1787, the free territory north of the Compromise Line,...
iCivics
I Civics: Slave States, Free States
In this lesson, students learn about the balance between slave states and free states and their geography, including the Missouri Compromise and the Compromise of 1850.
Digital History
Digital History: The Tallmadge Amendment [Pdf]
The question of the expansion of slavery into the territories of the United States was an old question that was addressed again in the Missouri Compromise of 1820. Read about the Tallmadge Amendment and the opinions supporting and...
University of Groningen
American History: Outlines: Extension of Slavery
Outline on the extension of slavery and U.S. westward expansion, touching on the development of the cotton gin, Northwest Ordinance and Missouri Compromise.
University of Groningen
American History: Outlines: A Divided Nation
This page from the American Revolution Project of the University of Groningen discusses how the 1850s were a time of conflicting ideas between North and South regarding the expansion of slavery. Scroll down to the third paragraph and...
Digital History
Digital History: The Impending Crisis: Conclusion
A concise review of the ways the issue of slavery split the country from the Missouri Compromise to eventual secession of the southern states.
The History Cat
The History Cat: Countdown to Civil War
Describes the events leading up to the start of the American Civil War. Looks at clashes between pro- and anti-slavery groups, the Missouri Compromise of 1820, the fight over California, the Compromise of 1850, the Fugitive Slave Act,...
Independence Hall Association
U.s. History: The Kansas Nebraska Act
Read about the essential repeal of the Missouri Compromise, which had established which states could be slave and which would be free for thirty years, with the rancorous passage of the Kansas-Nebraska Act. See who supported it and why,...
Independence Hall Association
U.s. History: The Dred Scott Decision
Read the terms of the Dred Scott decision which determined that the Missouri Compromise was unconstitutional. See why this decision was so controversial and completely unacceptable to the northerners, thus driving an additional wedge...
University of Oregon
University of Oregon: Mapping History: Kansas Nebraska Act: 1854
Toggle back and forth on this interactive map to see how the Kansas-Nebraska Act of 1854 completely negated the Missouri Compromise. Click on the map to see where slavery was permitted before 1854 and then after. Be sure to click on the...
Other
Wake Forest University: History of Compromise Legislation
Annotated chronology of various compromise legislation, including the Northwest Ordinance, the Constitution, the Missouri Compromise, 1850 Compromise, and Kansas-Nebraska Act.
Library of Congress
Loc: Biographical Directory of the u.s. Congress: Jesse B. Thomas
Biography of Senator Jesse Burgess Thomas, whose amendment was added to the Missouri Compromise which addressed the issue of the spread of slavery.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Compromise of 1850, 1850
A map of the United States showing the effects of the Compromise of 1850. The map is keyed to show the free states and slave states, and notes California admitted to the Union as a free state; the Nebraska Territory as free by the...
University of Groningen
American History: Documents: Dred Scott Case
Here you will find the primary source text of the case and the opinions of the Supreme Court Justices in the Scott v Sandford case which ultimately ruled on the constitutionality of the Missouri Compromise.
US National Archives
Our Documents: The Kansas Nebraska Act
An outstanding, interactive copy of the Kansas-Nebraska Act, the legislation that repealed the Missouri Compromise. Historical context included, as well as links to larger images, a typed transcript, and a downloadable PDF file.
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