Which of the following of President James Polk’s goals was achieved as a result of the Mexican-American war? A) to lower taxes

B) to set up an independent treasury

C) to add land that became Oregon to the United States

D) to add the land that became California to the United States

Polk accomplished nearly everything that he said he wanted to accomplish as President and everything he had promised in his party's platform: acquisition of the Oregon Territory, California, and the Territory of New Mexico; the positive settlement of the Texas border dispute; lower tariff rates;

Explanation:

the answer is D

Explanation:

President James Polk was a big supporter in Manifest Destiny

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