. . . "The Pembina Region (/\u02C8p\u025Bmb\u026An\u0259/ PEM-bi-n\u0259), also referred to as the Pembina District and Pembina Department, is the historic name of an area of land that was ceded to the United States. The area included parts of what became North Dakota, and a portion of central eastern to northeastern South Dakota. The eastern boundary was the Red River, and included the Pembina River area."@en .