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  Democratic candidate James Polk wins presidency by slim majority of 1.4% surpassing Henry Clay.
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  Destroys livelihood and sustenance of countless irishmen, thus creating an influx of unskilled labor in US that would help fuel industrialization.
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  Texas joins US officially creating both slavery disputes as well as Mexican-American disputes
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  War erupts due to attack on manipulated troops sent by Polk, leading to a war for Mexican territory. The Treaty of Guadalupe Hidalgo ended the Mexican-American War and American claims about half of Mexico's territory.
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  People across the nation and the world flock to California in hopes of striking rich, this solidifies both California and the territory.
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  Harriet Tubman assists 300 fleeting slaves make their way to the North.