Manifest Destiny Thesis

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After the American Revolution and declaring its independence, America has been aspired to the ideas of liberty, humanity, equality, and property rights. In the 1840s, the United States added greatly to its territory, gaining lands stretching all the way to the Pacific Ocean. President James K. Polk, who was elected in 1844 on the pledge to annex vast territories in the West, delivered on his major campaign compromise. The term Manifest Destiny was a wide belief that the American settlers were destined to expand from coast to coast. The idea of Manifest Destiny certainly contributed to several wars. In 1846, the US declared war on Mexico in order to acquire more land. The Mexican American war was one of the many aggressive acts that was tied