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 .