Question

in 1854 stephen a. douglas introduced this to the senate, to allow states to enter the union with or without slavery.
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.
this is the political loyalty to ones own region of the country over the entire country. this was a major factor leading up to the civil war.
this abolitionist was executed in 1859 after leading a failed attempt at armed slave insurrection at harpers ferry, virginia.
sectionalism
antebellum
john brown
kansas-nebraska act
eli whitney
compromise of 1850

Explanation:

1. Matches the 1854 act by Douglas on slavery in new states.
2. Matches the 1850 agreement covering California, DC slave trade, and Fugitive Slave Law.
3. Matches the definition of regional loyalty causing sectional tension pre-Civil War.
4. Matches the abolitionist executed in 1859 for Harper's Ferry raid.

Answer:

1. In 1854 Stephen A. Douglas introduced this to the Senate, to allow states to enter the Union with or without slavery. → Kansas-Nebraska Act
2. 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. → Compromise of 1850
3. This is the political loyalty to one's own region of the country over the entire country. This was a major factor leading up to the Civil War. → Sectionalism
4. This abolitionist was executed in 1859 after leading a failed attempt at armed slave insurrection at Harper's Ferry, Virginia. → John Brown