Legislative Acts
Crittenden Compromise Resolutions (1860)
A package of amendments and congressional resolutions meant to appease Southern secessionists by offering legal protections for slavery.
Wilmot Proviso (1846)
1846 proposal to prohibit the expansion of slavery into the territories won in the Mexican American War
Treaty of Guadalupe Hidalgo (1848)
The Treaty of Guadalupe Hidalgo officially ended the Mexican–American War and extended the boundaries of the United States west to the Pacific Ocean.
Kansas Nebraska Act (1854)
1854 Act that created the territories of Kansas and Nebraska, repealed the Missouri Compromise, and allowed for popular sovereignty
Corwin Amendment (1861)
An unratified amendment that would have protected slavery in the states where it already existed from federal intervention.
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