Are we already a vassal state and just not admitting it?
Canada's military has fewer than 100,000 active and primary reserve personnel to defend the world's second-largest landmass, raising serious defense capability questions. Trump's actions in Venezuela and Greenland signal a willingness to use military coercion in the Western Hemisphere, where Canada also holds NATO membership and Arctic strategic importance.
- Canada's military has fewer than 100,000 active and primary reserve personnel
- Approximately 85 percent of Canada-U.S. trade flows tariff-free under the current agreement
- Canada sends nearly 70 percent of its exports to the United States
- Alberta is moving toward an independence referendum, with some separatists seeking U.S. annexation
- Trump has explicitly discussed military action to seize Greenland, a NATO-aligned Arctic territory
Canadian officials and citizens are taking seriously Trump's past threats of annexation following his aggressive rhetoric on Greenland and the capture of Maduro, prompting defense strategy discussions amid military readiness concerns.
Canada's military has fewer than 100,000 active and reserve personnel to defend the world's second-largest landmass. That fact, once an abstract concern, has become urgent.
For months, many Canadians had convinced themselves that Donald Trump had moved on from his earlier talk of making their country the fifty-first American state. He was busy dismantling Washington, rewriting trade rules, reshaping the global order. The annexation rhetoric seemed like theater—insults lobbed at a former prime minister, negotiating tactics in a trade war. That hope is evaporating.
The sudden capture of Venezuelan president Nicolás Maduro and Trump's intensifying demands for Greenland have jolted Canada into taking the president's past threats to its sovereignty seriously. When Trump's government declared "this is our hemisphere," the earlier comments about absorbing Canada stopped sounding like bluster. A viral column in Canada's largest newspaper this week warned of the possibility that Trump might deploy military coercion. The authors—including Thomas Homer-Dixon, a scholar of global security—urged Canadians to study Finland's defenses against Russia, expand civil defense capacity, develop a national drone strategy inspired by Ukraine's experience, and prepare for scenarios previously considered unthinkable. "It's about changing the calculation," Homer-Dixon said. "If military coercion is attempted against us, it must be clear it will be enormously costly."
Canadians have particular reasons for alarm. Trump and his advisers are openly discussing military action to seize Greenland—a democratic, NATO-aligned territory with strategic Arctic location. Canada shares both those characteristics. Wesley Wark, a former Canadian government adviser on security and border affairs, said many officials in Ottawa struggle to accept the reality of the situation. He called Trump's moves in Venezuela and Greenland "wake-up calls for Canada that will highlight the reality that the United States is no longer the country it used to be."
What Canada can actually do to deter Trump remains unclear. Prime Minister Mark Carney took office last year promising to confront the president, declaring that Trump "wants to break us so the United States can control us." Since the election, however, Carney has avoided antagonizing his American counterpart, instead pursuing trade intensification with China and other nations to reduce Canada's dependence on its southern neighbor. This week, Carney urged the United States to respect Greenland's sovereignty and Denmark's authority over the island—but said nothing about Trump's past threats to Canada itself.
Most analysts doubt the U.S. military would actually invade. Stephanie Carvin, an associate professor at Carleton University and former Canadian national security analyst, called that scenario "pure science fiction." But she expressed a different, perhaps more realistic fear: "I believe, now more than ever, that the United States is willing to cripple the Canadian economy at will." Trump's consolidation of control over Venezuela's vast oil reserves, she suggested, has emboldened him. "The president will now be much more willing to venture into his drive to dominate the Western Hemisphere."
Philippe Lagassé, a Carleton associate professor specializing in defense policy, outlined a plausible scenario: a crisis Canada cannot manage alone—a severe natural disaster, an attack on its power grid—that the United States "solves" by intervening and then simply refuses to leave. "What can Canada do to prevent the United States from arguing it needs to intervene in Canada for its own security?" he asked.
Canada's government is trying to strengthen its position. Carney's administration is raising military salaries to aid recruitment and spending tens of billions on new fighter jets, submarines, and equipment—finally moving toward NATO's minimum 2 percent of GDP spending threshold. There are early plans for a 100,000-person reserve force and 300,000 supplementary reserves, though these measures will take years. Meanwhile, Alberta—an oil-rich province long resentful of Ottawa's control—is moving toward an independence referendum. Some "Maple MAGA" activists hope not just to leave Canada but to join the United States. A separatist organizer, Jeffrey Rath, told Bloomberg News he has met three times with U.S. State Department officials who support his cause. Rath refused to name them; the State Department declined comment. Early polls suggest the separatists will lose, but the referendum opens the door to foreign interference. Scholars Homer-Dixon and Adam Gordon, a former legal adviser to Canada's Foreign Ministry, have sketched a scenario in which gray money and disinformation campaigns back the separatist cause—or sow doubt in the results if independence fails. If the United States then sends troops north from Montana, the consequences would be severe.
For now, Trump's attention is elsewhere. But it will return to Canada when the countries begin a scheduled review of the trade agreement he signed during his first term: the United States-Mexico-Canada Agreement. That review could become a forum for Washington to air every grievance against Ottawa—Canada's minimal military presence in the Arctic north, its agricultural policies—and for Trump to exercise maximum leverage over a smaller trading partner. Currently, roughly 85 percent of Canada-U.S. trade flows tariff-free, exempt from the 35 percent import taxes Trump has imposed on other Canadian goods. That exemption is also a sword of Damocles: Trump need only threaten to cancel it or destroy the agreement to cause economic devastation. Most businesses say ending the deal would harm the American economy, but in the short term it would be catastrophic for Canada, which sends nearly 70 percent of its exports south across the border. Carney has publicly committed to doubling Canadian exports to other countries over the next decade—a goal requiring diplomatic agility. Despite calling China Canada's greatest security threat in April, Carney will become the first Canadian leader to visit the Asian giant in nearly a decade next week, following years of tension. Yet none of these concessions have eased Trump's tariff threats. And they carry a danger, analysts warn: the steady erosion of Canadian sovereignty. "Are we already a vassal state and just not admitting it?" Lagassé asked. "I'm starting to worry that the more concessions made to maintain market access, the more willing we become to yield to avoid further threats, the more we end up becoming merely a tributary."
Notable Quotes
If military coercion is attempted against us, it must be clear it will be enormously costly.— Thomas Homer-Dixon, Canadian security scholar
I believe, now more than ever, that the United States is willing to cripple the Canadian economy at will.— Stephanie Carvin, associate professor at Carleton University
The Hearth Conversation Another angle on the story
Why should Americans care about this? Canada's our neighbor, but it's a separate country.
Because what Trump is signaling about Canada reveals what he's willing to do throughout the hemisphere. If military coercion becomes an acceptable tool for reshaping borders, the entire post-war order fractures. And economically, Canada is deeply woven into American supply chains—disrupting it disrupts us.
But surely he's not serious about actually invading Canada. That's absurd.
Most experts agree an outright invasion is unlikely. What's more plausible—and more dangerous—is using economic leverage and internal division to peel off pieces. Alberta's separatist movement, for instance. If the U.S. quietly supports that, then claims it needs to "stabilize" the region, suddenly you have a pretext.
So Canada's real vulnerability is economic, not military?
Both. The military weakness is real—100,000 people defending a continent-sized country. But the economic trap is the immediate threat. Eighty-five percent of Canada-U.S. trade is tariff-free. Trump can threaten that exemption and force concessions on everything from Arctic defense to resource access.
What's Canada actually doing about it?
Trying to diversify trade, strengthen military capacity, and avoid antagonizing Trump—which is a contradiction. Carney is visiting China next week despite calling it a security threat. He's caught between deterrence and appeasement, and neither seems to be working.
Is there a way out?
Not easily. The deeper Canada integrates with other economies, the more it reduces dependence on the U.S.—but that takes years. In the meantime, it's vulnerable to every threat Trump makes. The real question is whether Canada can build enough economic and military credibility that coercion becomes too costly for him to attempt.