"An early proposal for the Dakota Access Pipeline called for it to cross the Missouri River north of Bismarck, but one reason that route was rejected was its potential threat to Bismarck’s water supply." So they sent it through the rez instead.
"It took me, a white non-native woman being arrested... to bring this cause to many people’s attention." Article about her arrest while protesting the Dakota Access Pipeline by Shailene Woodley for TIME, 20 Oct 2016.
When the alt-right has gained so much traction, and hate speech is so mainstream, that American schoolkids in liberal/tolerant cities are forming fb groups championing white supremacy and joking about rape. This is what the alt-right gives rise to.