The territory of the Osage Nation shall include the Osage Reservation, duly established by the Congress of the United States pursuant to (1) the Treaty between the United States of America and the Great and Little Osage Indians, Sept. 29, 1865, 14 Stat. 687; (2) Article 16 of the Treaty between the United States of America and the Cherokee Nation of Indians, July 19, 1866, 14 Stat. 799; and (3) the Act of June 5, 1872, ch. 310, 17 Stat. 228 (An Act to Confirm to the Great and Little Osage Indians a Reservation in the Indian Territory), and all other lands under federally-restricted status title to which is held by the Nation or the People, or by the United States in trust on behalf of the Nation or the People, and any such additional lands as are hereafter acquired and similarly held by the Nation or the People or by the United States on behalf of the Nation or the People. Territory is defined as, but is not limited to, air, water, surface, sub-surface, natural resources and any interest therein, notwithstanding the issuance of any patent or right of way in fee or otherwise, by the governments of the United States or the Osage Nation, existing and/or in the future.