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Complete these essay questions about the Mexican-American War.

In two or three sentences, answer the questions below based on what you’ve learned in this lesson.

What was President Polk’s three-part plan for the war with Mexico?

What controversy surrounded the annexation of Texas as a state? How did the results of the 1844 presidential campaign help settle the issue?

Your Responses Sample Answers


First, Americans would drive Mexican forces out of the disputed border region in Texas and make the border secure. Second, the United States would seize New Mexico and California. Third, American forces would take Mexico City, the capital of Mexico.


Texas was a slave state. The addition of another slave state would upset the balance of slave and free states in Congress. As a result, Southerners favored the annexation of Texas. When Polk was elected president, supporters of annexation were able to get Congress to pass a resolution to annex Texas.