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Missouri Compromise of 1820
The Missouri Compromise was the legislation that provided for the admission of Maine into the United States as a frees state along with Missouri as a slave state, while maintaining the number of slave and free states equal. -
Battle of buena Vista
In this battle the United States used the artillery to push back the Mexican army in the Mexican-American war. -
California Gold Rush
The California Gold Rush began when gold was found by James W. Marshall at Sutter's Mill in Coloma, California. The news of the gold rush brought 300,000 people to California from the rest of the United States and abroad. -
Treaty of Guadalupe Hidalgo
This treaty brought and official end to the Mexican-American War and this limited the settlement between the United States and the Mexican Republic. -
Free soil party
This party was mainly focused of opposing the expansion of slavery into the western territories of the unites States. -
Kansas-Nebraska Act
This act created the territories of Kansas and Nebraska. this also allowed each territory to decide the issue of slavery based on popular sovereignty.