28/08/2026
Are we looking at the wrong story in the Canada–U.S. dispute?
I have been following the breakdown of the Canada–U.S. negotiations with growing curiosity, because I find it difficult to believe that the real issue is confined to tariffs on cars, steel, aluminium and lumber.
Something larger seems to be happening.
The sequence of events last week caught my attention. On Wednesday 19 August, the two sides appeared close to an agreement. Dominic LeBlanc returned to Ottawa to brief Mark Carney. Early the following morning he flew urgently back to Washington with Marc-André Blanchard, Carney’s chief of staff. Neither had originally planned to be there that day.
That afternoon, Foreign Minister Anita Anand was also in Washington, meeting Secretary of State Marco Rubio. Among the subjects discussed were Arctic policy and continental security.
Within another day, the agreement had collapsed.
There is a documented explanation for LeBlanc and Blanchard’s hurried return: Howard Lutnick had intervened over autos, steel, aluminium and heavy trucks. That matters. Still, the presence of the prime minister’s chief of staff tells us how political the negotiations had become, while another senior Canadian minister was discussing the Arctic and continental security with Rubio at almost exactly the same moment.
We will probably never know the whole conversation. But perhaps we can ask a better question about the context in which it took place.
The United States is reconsidering how it exercises power in its own hemisphere. Trade, supply chains, critical minerals, energy, defence, shipping routes and strategic geography increasingly belong to the same calculation. China has understood this relationship between economic infrastructure and geopolitical influence for a long time. The United States now appears to be moving rapidly in the same direction.
Canada is central to that calculation in ways that are easy to overlook when attention is fixed on tariff percentages.
Look at the map.
Canada sits between Alaska and Greenland. It holds enormous energy and critical-mineral resources. It shares the Great Lakes–St. Lawrence system with the United States. It claims the Northwest Passage as internal Canadian waters, a position the United States has historically disputed. And Canada has access to three oceans.
The third ocean is becoming increasingly important.
Russia has spent years developing the Northern Sea Route. China is now making serious use of Arctic shipping along the Russian coast. As climate change makes these waters progressively more accessible, the Arctic becomes a commercial route, a military theatre, a resource frontier and a question of sovereignty at the same time.
This is where several apparently separate developments begin to connect.
Early in Trump’s second term, he reportedly questioned some of the historic arrangements governing the Great Lakes and shared Canadian-American waters. His latest decision to call Lake Ontario “Lake America” is easy to dismiss as trolling, and perhaps that is partly what it is. Yet the White House itself justified the move by talking about shipping, defence, icebreaking, industrial supply chains and the strategic importance of the Great Lakes–St. Lawrence system.
At the other end of the country lies the Northwest Passage, where Canada and the United States have lived for decades with fundamentally different views of maritime jurisdiction.
And between these two sits Churchill.
I had initially thought of the redevelopment of the Port of Churchill mainly as another Canadian trade-diversification project. I am beginning to see it differently.
A serious Churchill corridor gives the Canadian interior another maritime outlet towards Europe. It strengthens our physical and logistical presence in the North. It provides another route when traditional continental corridors become politically or commercially vulnerable. The proposed development combines rail, roads, energy infrastructure, icebreaking and potentially four-season operation.
Trade, resilience and sovereignty meet in the same place.
That gives us an interesting geographical triangle:
Great Lakes and St. Lawrence in the south.
Churchill and Hudson Bay in the centre.
Northwest Passage and Arctic Ocean in the north.
Each serves a different Canadian strategic purpose, and each becomes more important as the relationship with the United States becomes less predictable.
This also changes the way I read Mark Carney’s strategy.
Canada remains highly dependent on the American market. At the same time, its strategic value is increasing. Energy, critical minerals, Arctic geography, defence, shipping routes and access to three oceans all matter more in the world that is emerging.
Carney seems to understand both sides of that equation.
His response has been to accelerate alternative trade relationships, major infrastructure, critical-mineral development, defence spending, Arctic capacity and export corridors. The purpose seems larger than surviving the current tariff dispute. Canada is creating options.
That may also explain why some American demands concerning Canada’s future trade relationships and economic alignment became questions of sovereignty for Ottawa.
If Washington wants a more tightly integrated North American economic and security perimeter, Canada has to decide how much freedom of action it is prepared to exchange for privileged access to the American market.
Seen from that perspective, last week may have involved something more consequential than a failed trade negotiation.
I was particularly struck by one sentence in Carney’s speech after the talks collapsed:
“We are masters in our own home, from coast to coast to coast.”
Growing up in Canada, I remember “coast to coast”. That was the familiar expression. The third coast was geographically there, of course, but it occupied a very different place in our national imagination.
Today that third coast is moving towards the centre of Canadian strategy.
Perhaps this is the larger story worth watching.
The question may eventually be less about the tariff rate on Canadian steel and more about the place Canada chooses to occupy in a reorganising North America — and how much leverage its geography gives it in making that choice.
