People in the U.S. of North Dakota are angry an oil company is building a pipe near their land. The oil company wants to build the multibillion-dollar oil pipeline under a near the Standing Rock Sioux Reservation. The Sioux people are Native Americans who have been on the for thousands of years. The Native Americans have been joined by protestors. They are all trying to stop the $3.8 billion pipeline from passing near Sioux land. They say it will dirty their water and make it . They also say the pipeline will damage Sioux sites. A Texas-based company, Energy Transfer Partners, owns the 1,885-km pipeline project. It is almost .
The protestors are calling "water protectors". They have been on the for months trying to block the pipeline. They were recently joined by from the U.S. military. These are retired soldiers, sailors and members of the air . The veterans have built the protestors shelters to keep warm in the winter. There has been violence between the protestors and police. A North Dakota said some of the protestors were "". He said: "It's time for them to go home." However, Coast Guard veteran Ashleigh Jennifer Parker said: "We will be , completely prepared for peaceful protest. We don't even like the 'protest'. We're to help the water protectors."