In a significant development poised to reshape Canada-US trade agreement negotiations, Canada’s seasoned ambassador to Washington, Kirsten Hillman, has announced her departure in the new year. Her exit comes at a particularly sensitive time, with Canada-US trade talks facing an uncertain future and the critical CUSMA trade pact under a mandatory review. Hillman’s Kirsten Hillman resignation marks a pivotal moment, demanding a new diplomatic leader to navigate the complex economic currents between the two nations.
Appointed as ambassador in March 2020, Hillman’s tenure was marked by navigating unprecedented challenges, from the Covid-19 pandemic to securing the release of Canadian detainees in China. Crucially, before her ambassadorship, Hillman played an instrumental role in the arduous renegotiation of the North American Free Trade Agreement (NAFTA), leading to the CUSMA. Her deep understanding of North American trade made her a central figure, particularly as Trump tariffs Canada became a contentious issue. President Trump’s imposition of sector-specific tariffs on Canadian metals, lumber, and automotives, alongside a broader 35% tariff rate, cast a shadow over bilateral relations, and Hillman was at the forefront of Canada’s response.
The timing of Hillman’s departure is particularly poignant, coinciding with the mandatory 2025 review of the CUSMA (known as USMCA in the United States). This review is more than a formality; President Donald Trump has openly suggested letting the agreement expire or renegotiating it. This stance has ignited concerns among Canadian and Mexican officials, as well as US businesses, all desiring the free trade agreement to remain in place. Hillman acknowledged the critical nature, stating, “While there will never be a perfect time to leave, this is the right time to put a team in place that will see the CUSMA review through to its conclusion.” Her pledge to “remain available” underscores the gravity of upcoming discussions.
News of Hillman’s exit prompted widespread praise from both sides of the border. United States Trade Representative Jamieson Greer lauded her as “a class act,” expressing confidence that her departure would not derail ongoing Canada-US talks. Former Canadian Prime Minister Justin Trudeau hailed her as “a real patriot,” crediting her with resolving trade disputes and bolstering the economy. Hillman, a respected trade lawyer and career diplomat, affirmed the decision to step down was her own, driven by a desire for a “new chapter.”

As Canada searches for a successor – with financier Mark Wiseman reportedly among potential candidates – the incoming ambassador will face immediate and substantial challenges. The stalled Canada-US trade agreement negotiations, exacerbated by past disputes like the anti-tariff advertisement commissioned by Ontario that halted talks in October, will require astute diplomacy. With the CUSMA review now underway, involving public hearings and stakeholder consultations, the future of North American trade hangs in the balance. The next ambassador must robustly represent Canada’s interests as the two nations navigate this high-stakes diplomatic and economic juncture, safeguarding the stability and prosperity of the Canada-US economic relationship amidst continued pressure and potential shifts in policy.


