[quote=The Nexerus]
Yes, the colonial militias exist. I mean a unified national military under the control of Canadians. Commander-in-Chief, North America, a title of the British Army, was still the military leader of Canada in 1900.
[/quote]

It's the Brits in Canada.

Canada is at tier V because it has a subject nation. It succesfully governs itself, but its international significance is naught.