Answer:C)Oklahoma
Explanation:Oklahoma did not join the United States because of the Mexican War. Oklahoma joined the union in 1907; California, Utah, and Arizona were all once a part of Mexico. These states, along with Arizona, New Mexico, Nevada and part of Colorado, were purchased by the United States as a part of the treaty ending the Mexican War.
Oklahoma is the states that does not join United States because of the Mexican War.
The war between American and Mexican arise from a dispute over whether Texas ended at the Nueces River which the Mexican claimed or at the Rio Grande which American claimed.
Because of this, Oklahoma did not join the United State but later joined the union in 1907.
Let understand that California, Utah, Arizona, New Mexico, Nevada were all part of Mexico and were purchased by the United States as a part of the treaty ending the Mexican War.
Therefore, the Option C is correct because Oklahoma is the states that does not join United States because of the Mexican War.
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