🇨🇦 Canada’s Military Modeled a Hypothetical U.S. Invasion — What We Know

1. This planning is real — but purely theoretical

For the first time in about a century, the Canadian Armed Forces have developed a theoretical model of how the country might respond to a hypothetical invasion by the United States, according to a report in The Globe and Mail. The model is a conceptual framework for analysis and risk assessment, not an actual operational plan designed to be executed. 

2. Why it’s being done

Officials told the Globe the modelling isn’t because Canada expects an invasion — they called a U.S. invasion “highly unlikely” — but rather as part of strategic planning in an unpredictable global environment. It’s unusual because Canada and the U.S. are longstanding allies, partners in NATO and co-operators in NORAD (the North American Aerospace Defense Command). 

3. What the scenario imagines

According to the reporting:

The model assumes U.S. forces would quickly overcome Canadian defenses — possibly in as little as two days — given the dramatic imbalance in conventional military strength between the two countries.  Because Canada could not repel a conventional invasion, the model envisions a shift toward guerrilla-style tactics — including sabotage, ambushes, drone strikes and hit-and-run actions — loosely inspired by insurgencies such as those in Afghanistan where Afghan fighters used irregular methods against larger forces. 

4. Allies and support

The simulated response also includes the idea that Canada would likely call for assistance from nuclear-armed NATO allies such as France and the U.K., underlining that such an invasion scenario would almost certainly trigger a broader international crisis. 

5. Context with Trump and rhetoric

This planning comes amid repeated remarks by U.S. President Donald Trump about Canada — including at times referring to Canada as a potential “51st state” and posting maps implying U.S. control of Canada and Greenland. Canadian officials and analysts view these comments as rhetorical and part of contemporary political rhetoric rather than serious military policy. 

6. Officials emphasize current relations

Despite the modelling exercise, both Canadian and U.S. defense officials still describe bilateral military relations as positive and cooperative, and the exercise is seen as a worst-case scenario analysis rather than an expectation of real conflict. 

🧠 Why This Matters

Even though this sounds dramatic:

It’s rare for Canada to consider such a scenario — the last time anything like this was formally modelled was about 100 years ago.  Military planners often run hypothetical “worst-case” simulations to test readiness and resilience against all kinds of threats, no matter how unlikely. The U.S. Canada relationship remains anchored in defense cooperation and shared strategic interests.