Canada’s new Prime Minister Mark Carney ordered a review of the country’s contract with the US’s Lockheed Martin Corp for F-35 fighter jets, a new front in the dispute between the two sides in response to tariffs and expansionist rhetoric from President Donald Trump.

Canadian Prime Minister Mark Carney said changes in the geopolitical landscape and a need to secure more defense production in Canada has sparked a review of the country’s planned acquisition of 88 F-35 combat jets from Lockheed Martin.

Canada is looking for possible alternatives to its deal to buy U.S. fighter jets in part because it relies too much on the United States for security, Prime Minister Mark Carney said on Monday. Carney made the comments just days after ordering a review of a C$19-billion ($13.