आमेरिकाया 1818 मायथायाव ग्रे ब्रितेनजों गोरथा जानाय समाव सा सानजा सा दकताखौ मोनदोंमोन आरो 1923 मायथायाव पेमबियाखौ दखल खालामदोंमोन।
The U.S. obtained northeastern North Dakota by treaty with Great Britain in 1818 and took possession of Pembina in 1823