North Dakota from the Great Lakes area. The word "Dakota" is a Sioux (Lakota/Dakota) word meaning "allies" or "friends". The primary historic tribal nations in or around North Dakota, are the Lakota and the Dakota ("The Great Sioux Nation" or "Oceti Sakowin," meaning the seven council fires), the Blackfoot, the Cheyenne, the Chippewa (known as Ojibwe in Canada), and the Mandan. The federally recognized tribes have Indian reservations in the state. Social gatherings are known as "powwows" (or wacipis in Lakota/Dakota) continue to be an important part of Native American culture and are held regularly throughout the state. Throughout Native American history,
Native American slave ownership many Native American women bought African men but, unknown to the European sellers, the women freed and married the men into their tribe. When African men married or had children by a Native American woman, their children were born free, because the mother was free (according to the principle of partus sequitur ventrum, which the colonists incorporated into law.) In the 1790s, Benjamin Hawkins was assigned as the US agent to the southeastern tribes. He encouraged the major Southeast tribes to adopt chattel slavery in order to have labor for plantations and large-scale agricultural production, as part of their assimilation