A person born in Alaska on or after March 30, 1867, except a noncitizen Indian, is a citizen of the United States at birth. A noncitizen Indian born in Alaska on or after March 30, 1867, and prior to June 2, 1924, is declared to be a citizen of the United States as of June 2, 1924. An Indian born in Alaska on or after June 2, 1924, is a citizen of the United States at birth.