...between Our Territories and those of the United States should be continued westward along the said [49th] parallel of north latitude to the middle of the channel which separates the continent from Vancouver Island, and thence southerly through the middle of the said channel of De Fuca's Straits...

...of boundary between Our Territories and those of the United States should be continued westward ... to the middle of the channel which separates the continent from Vancouver's Island". This earlier passage makes it much more likely that the subsequent mention of the boundary would also...

...forty-ninth parallel. According to that document, the border continued from the mainland along 49° north latitude "to the middle of the channel which...continent from Vancouver's Island and thence southerly from the middle of the said channel, and of Juan de Fuca Straits, to the Pacif1c Ocean." The British...

...parallel. According to that document, the border continued from the mainland along 490 north latitude "in the middle of the channel which separates the continent from Vancouver's Island and thence southerly from the middle of the said channel, and of Juan de Fuca Straits, to the Pacific Ocean." The British...

...of Vancouver Island (a large piece of which lies below 49° North) by proceeding along the parallel to "the middle of the channel which separates the...Island; and thence southerly through the middle of said channel, and of [Juan de] Fuca's Straits to the Pacific Ocean." Despite the availability of detailed...

...the United States and Canada along the 49th parallel to the west coast of the mainland and from there to the "middle of the channel, which separates the continent from Vancouver's Island." That phrase triggered the "Pig War." England claimed Rosario Strait was the intended channel, thus...

...United States and those of her Britannic Majesty shall be continued westward along the saidforty-ninth parallel of north latitude to the middle of the channel...southerly through the ^middle of the said channel, and ofFuca s Straits, to the Pacific Ocean: Provided, however, That the navigation of the whole of the...