See how the lands reserved for the Lakota/Dakota have been greatly reduced in the past 165 years:

Sources: Emily Levine, Independent Scholar; Joseph Smith, Land Management Director, Standing Rock Sioux Tribe

www.villageearth.org, www.nwo.usace.army.mil, www.indians.org, www.history.nd.gov, www.history.sd.gov

MARK NOWLIN and AUDREY CARLSEN / THE SEATTLE TIMES