Spain, Russia and Great Britain "The Oregon Territory, 1846" "The Oregon Territory, 1846" Oregon Treaty Spain, Russia and Great Britain near war with Great Britain "The Oregon Territory, 1846" Spain, Russia and Great Britain Spain, Russia and Great Britain history.state.gov Oregon Territory &#39;46 near war with Great Britain Spain, Russia and Great Britain The Oregon Territory Spain, Russia and Great Britain Spain, Russia and Great Britain grabbed Spain, Russia and Great Britain