Quiltman Sahme, left, and son Tiwani sit outside their tent along the border of the Standing Rock Sioux Reservation in North Dakota where they're protesting the Dakota Access oil pipeline. They're from the Warm Springs Indian Reservation in Oregon, which is trying to prevent Nestle from bottling water from a nearby stream.

Fight Feels Familiar For Tribes At Pipeline Protest

Fights past and present over environmental issues have compelled Native Americans from tribes across the country to stand in solidarity with the Standing Rock Sioux in its battle to defeat the Dakota Access oil pipeline. This gathering of nations, meanwhile, could mark a turning point for tribes as they seek greater say in what happens to their land.

Donald Trump speaks to a packed arena at the Williston Basin Petroleum Conference in Bismarck, ND.

The Future Of U.S. Energy, According To Donald Trump

With the help of a few more delegates from a handful of states, including North Dakota, Donald Trump finally gathered enough to clinch the republican nomination. And with that news, the official Republican Presidential nominee rolled into Bismarck, North Dakota on Thursday.