The treaty made the forty-ninth parallel the border from the Rocky Mountains to the Pacific Ocean.

VOA: special.2009.02.19

The British foreign minister proposed a treaty that would make the forty-ninth parallel of latitude the border between the United States and British Oregon.

VOA: special.2009.02.19

He offered to divide Oregon at the forty-ninth parallel of latitude.

VOA: special.2009.02.19

The southern border of the Oregon territory was the forty-second parallel.

VOA: special.2009.02.19