the land ineligible for inclusion within the reservation. , after a change of heart, the City of Glendale has been negotiating with the Nation over its proposed West Valley casino. The McCain-Franks bill, designed to prohibit the Glendale project and – in the process – would have changed federal law by unilaterally repealing critical parts of the Gila Bend Indian Reservation Lands Replacement Act, which was passed to settle a dispute over federal flooding of tribal reservation lands. In 2009, the Nation acquired of land near Why, Arizona with the intention of eventually creating a new district of the Tohono Oʼodham Nation for the Hia C-eḍ Oʼodham. On October 30, 2012, a new tribal law created the Hia-Ced District as the new 12th district of the Tohono Oʼodham Nation. On April 25, 2015 the Hia-Ced District was dissolved by referendum vote, returning the Nation to its original configuration of 11 districts. People Most Tohono Oʼodham people live in the United States. However, a small number are located across the international border in northwestern Mexico. The Tohono Oʼodham Nation speaks a common language, Oʼodham, which is the 10th most-spoken indigenous language in the United States. The people are nominally Catholic however the Nation's schools teach native language and culture. The Nation has a population of approximately 34,000 enrolled members. The majority of the Nation's members live off the reservations. The main reservation, Tohono Oʼodham Indian Reservation, has a resident population of approximately 11,000 people. The San Xavier Indian Reservation has a resident population of 1,200 people. The Gila Bend Indian Reservation has a total population of approximately 1,700 people, and Florence Village has a population of approximately 195 people. The remaining approximate 14,600 members live off the reservations. Geography The lands of the Nation are located within the Sonoran Desert in south central Arizona. The Nation's lands are located in areas of a series of parallel mountains and valleys. The vegetation is consistent with other areas on the Sonoran Desert. Saguaro cactus, Cholla, prickly pear, palo verde, velvet mesquite, whitethorn acacia, desert ironwood and willow are the dominant vegetation in the landscape. The landscape is interspersed with plains and mountains. These include the Quinlan and Baboquivari Mountains, which include Kitt Peak, the Kitt Peak National Observatory and telescopes as well as Baboquivari Peak. Sells, Arizona is the Nation's largest community and functions as the capital. The Tohono Oʼodham Nation occupies four