Trade dispute with Canada could backfire on US defense contractors

The collapse of US-Canada trade talks may undermine Washington's defense goals, including Canada's F-35 purchase and participation in Golden Dome. Analysts argue that threats and tariffs cannot compel Canada to make long-term defense commitments. Canada's new defense strategy aims to shift procurement from US suppliers to Canadian firms, a pivot strengthened by the trade conflict.

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The Defense Production Sharing Agreement, in force since 1956, has woven more than 110 Canadian companies into the F-35 supply chain, binding the two nations' defense industries tightly together. Washington's negotiating leverage was inherently limited because commitments like aircraft purchases and missile defense participation require sustained political will in Ottawa across multiple budget cycles, not one-time border enforcement.

Canada's planned $500 billion defense investment over the next decade represents a major shift, with the new industrial strategy aiming to redirect roughly 70 percent of procurement spending away from American suppliers toward domestic firms. The Pentagon