D. Potential employment is the factor that pulled immigrants to the United States. In their mother countries, they couldn't find any job, which is why they moved to the US in order to make a living.
Territories obtained in the Mexican American War of 1848 caused further sectional strife over the expansion of slavery.
<h3>What is Mexican-American War?</h3>
Mexican-American War can be regarded as the annexation of republic of Texas which occured as a result of dispute over the boundary of Texas is at Nueces river .
This war create more tension between the North and the South because of sectional strife over the expansion of slavery.
Learn more about Mexican-American War at;
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The Great Awakening was an evangelical and revitalization movement that swept Protestant Europe and British America, and especially the American colonies in the 1730s and 1740s, leaving a permanent impact on American Protestantism.
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It put Japan on the defensive.
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