The provisions of this Act shall not apply to any of the Territories, colonies, or insular possessions of the United States, except that sections
] shall apply to the Territory of Alaska: Provided, That sections 4, 7, 16, 17, and 18 of this Act [25
] shall not apply to the following-named Indian tribes, the members of such Indian tribes, together with members of other tribes affiliated with such named tribes located in the State of Oklahoma, as follows: Cheyenne, Arapaho, Apache, Comanche, Kiowa, Caddo, Delaware, Wichita, Osage, Kaw, Otoe, Tonkawa, Pawnee, Ponca, Shawnee, Ottawa, Quapaw, Seneca, Wyandotte, Iowa, Sac and Fox, Kickapoo, Pottawatomi, Cherokee, Chickasaw, Choctaw, Creek, and Seminole. Section 4 of this Act [25
] shall not apply to the Indians of the Klamath Reservation in Oregon.