Question

This was a 1857 Supreme Court decision that a slave, because he was not a citizen, could not sue for his freedom.

Answer 1

Dred Scott v. Sandford - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Dred_Scott_v._Sandford
Wikipedia
Although Taney hoped that his ruling would settle the slavery question once and ... Upon entering Louisiana, the Scotts could have sued for their freedom, but did not. ... decided by the U.S. Supreme Court before his inauguration in March 1857. ..... not have jurisdiction to hear Scott's case because he was not a citizen of the ...
Dred Scott - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Dred_Scott
Wikipedia
For the Supreme Court case in which he was involved, see Dred Scott v. ... the United States who unsuccessfully sued for his freedom and that of his wife and their ... Sandford case of 1857, popularly known as the "Dred Scott Decision. ... could claim citizenship in the United States, and therefore Scott could not bring suit in ...

Answer 2

In 1854 Stephen A. Douglas introduced this to the Senate, to allow states to enter the Union with or without slavery.

Answer 3

Kansas–Nebraska Act - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Kansas–Nebraska_Act
Wikipedia
This 1856 map shows slave states (gray), free states (pink), U.S. territories (green), ... popular sovereignty whether they would allow slavery within each territory. The act was designed by Democratic Senator Stephen A. Douglas of Illinois. .... or any portion of the same, shall be received into the Union, with or without slavery, ...
‎Missouri Compromise - ‎Bleeding Kansas - ‎Popular sovereignty

Answer 4

This was the withdrawal of eleven Southern states from the Union in 1860 that precipitated the American Civil War.

Answer 5

secession (United States history) | Encyclopedia Britannica
www.britannica.com/EBchecked/.../secession
Encyclopaedia Britannica
Secession precipitated the American Civil War. ... From the 1840s to 1860, Southerners frequently threatened to withdraw from the Union as antislavery ...

Answer 6

This was an agreement that California would be admitted to the Union, the slave trade in the District of Columbia would be restricted, and the Fugitive Slave Law would be enforced.

Answer 7

@Aether

Answer 8

@micahm

Answer 9

@Killer_Sweetness97