 Indian reservations remain within the boundaries of US states, but largely exempt from state jurisdiction.The term "Indian country" is used to lands under the control of Native nations, including Indian reservations, trust lands on tribal jurisdictional areas, or, more casually, to describe anywhere large numbers of Native Americans live.Indian Territory, also known as the Indian Territories and the Indian Country, was land within the United States of America reserved for the forced re-settlement of Native Americans.