Native American Life, 90 Years After the Indian Citizenship Act

An Oglala Lakota man horseback rides on family land on the Pine Ridge Indian Reservation in S.D., Nov. 5, 2012.Aaron Huey—National Geographic Society/Corbis

Tourists in specially designed vehicles enjoy the view on a tour of Monument Valley Navajo Tribal Park in southeastern Utah, May 16, 2014. Robert Alexander—Getty Images

The ruins of a once-popular stop on historic Route 66, the Santo Domingo Indian Trading Post, awaits restoration, Santo Domingo Pueblo, N.M., Aug. 2012.Robert Alexander—Getty Images

A painting of a Native American chief wearing a Plains Indian headdress adorns the abandoned Big Chief gas station on the Zia Pueblo in northern New Mexico, Dec. 2012. Robert Alexander—Getty Images

Sharon Brokeshoulder and her daughter Audrey Brokeshoulder, contestants in the Native American Clothing Contest at Santa Fe Indian Market, pose for photos in Santa Fe, N.M. on August 22, 2011.Robert Alexander—Getty Images

Kaylon Wood, 15, waits for a tribal ceremony to begin as he was taking part in a Pow Wow at the Sac and Fox Nation annual event in Stroud, Okla. on July 30, 2012.Michael S. Williamson—The Washington Post/Getty Images

The Rosebud Reservation has casinos as a source of income for the tribe, it does not benefit from the Keystone Pipeline because the pipeline company found it too difficult to reach an agreement with the tribe, Rosebud, S.D., July 30, 2012. Michael S. Williamson—The Washington Post/Getty Images

Tribal police officer Jacob Gadowaltz leads a drug search of a vehicle on the Fort Berthold Indian Reservation in New Town, N.D., Aug. 2, 2013.Alexandra Hootnick—Zuma Press

Officer Jesse Hernandez talks to a prisoner in the Pascua Yaqui tribal jail in the Pascua Yaqui Indian Reservation, Ariz. on March 18, 2014.Jahi Chikwendiu—The Washington Post/Getty Images

This eagle had been euthanized and the body will not be sent out with an order. All useable parts of the eagle bodies from wherever they fall are kept so Native American religious practitioners have the requisite eagle feathers, talons, etc. for their ceremonies in Colo., Aug. 21, 2009.Joe Amon—Denver Post/Getty Images

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The grounds of the Casino Del Sol Hotel, hinting of an oasis, overlooks the poverty stricken residential part of the tribal land on the Pascua Yaqui Indian Reservation, Ariz., March 18, 2014 Jahi Chikwendiu—The Washington Post/Getty Images

Overview of the Pascua Yaqui Indian Reservation, Ariz., March 20, 2014. Jahi Chikwendiu—The Washington Post/Getty Images

Kids play in the street on the Pascua Yaqui Indian Reservation, Ariz. on March 18, 2014. Jahi Chikwendiu—The Washington Post/Getty Images

Kevin True Blood, 35, of Porcupine, S.D., shoots off his pistol in celebration of the Wounded Knee Liberation Anniversary on the Pine Ridge Indian Reservation, Feb. 27, 2014. Chris Huber—AP

Residents from Pine Ridge Reservation, S.D., in various states of inebriation outside a store located immediately across the border in Whiteclay, Neb., Feb. 17, 2012.Nicole Bengiveno—The New York Times/Redux

John Parsons holds a traditional lacrosse stick at the Onondaga Nation. Living uneasily among Americans, many Iroquois still believe they're fighting for their own identity, Onondaga Nation, N.Y., July 19, 2010. Heather Ainsworth—AP

A Lakota Honoring Ceremony is held for Johnson Holy Rock, foreground, at an annual treaty council meeting held on the Pine Ridge reservation in Pine Ridge, S.D., Feb. 18, 2012. Nicole Bengiveno—The New York Times/Redux

Autumn Two Bulls, who has taken her children to Whiteclay to witness the scene of intoxicated people loitering along the street, and explained to the children that those on the streets were teachers of what not to do, with one of her three children on the Pine Ridge reservation in S.D., Feb. 19, 2012.Nicole Bengiveno—The New York Times/Redux

A young boy plays on a swing set in a park on the Hualapai Indian Reservation in Peach Springs, Ariz., Feb. 28, 2012. Robert Galbraith—Reuters

Children play in the yard of a home on the Hualapai Indian Reservation in Peach Springs, Ariz., Feb. 28, 2012. Robert Galbraith—Reuters

Students eat breakfast at Mahnomen Elementary School in Mahnomen, Minn., Sept. 26, 2013. Dan Koeck—Reuters

A member of the Hualapai Tribe listens during a gathering at the Hualapai Tribal Forestry Department on the Hualapai Indian Reservation in Peach Springs, Ariz., Feb. 28, 2012. Robert Galbraith—Reuters

A U.S. flag with an image of an American Indian horse rider flies next to a roadside jewellery stand on the Navajo Reservation, by a remote section of the Grand Canyon near Little Colorado River, Ariz., June 23, 2013. Mike Blake—Reuters

Native American Life, 90 Years After ‘Official Citizenship’

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