There is French territory just off the coast of Newfoundland too (see Saint Pierre and Miquelon), also Denmark is right next door because of Greenland. So while still pretty far fetched, there is some precedent for European territory in North America.
Well, Ireland is separated from the rest of the continent by ocean. Canada is just a slightly bigger island, slightly further away…
There is French territory just off the coast of Newfoundland too (see Saint Pierre and Miquelon), also Denmark is right next door because of Greenland. So while still pretty far fetched, there is some precedent for European territory in North America.
Canada shares a land border with Greenland on Hans Island.
The Celtic Sea is not an ocean.
By that logic then Vancouver Island isn’t an island because the Juan de Fuca is a strait not an ocean