Answer:
Naturalization
Explanation:
Naturalization is the legal act or process by which a non-citizen of a country may acquire citizenship or nationality of that country. It may be done automatically by a statute, i.e., without any effort on the part of the individual, or it may involve an application or a motion and approval by legal authorities.
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No president other than Harry Truman served in combat during World War I
The Treaty of Guadalupe Hidalgo ended the U.S.-Mexican War. Signed on 2 February 1848, it is the oldest treaty still in force between the United States and Mexico.
They addressed initiatives,secret ballots,and the recall of corrupt politicians so the answer is all of the above
Answer I believe option A
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