Canada's new Prime Minister Mark Carney has asked Defense Minister Bill Blair to review the purchase of America’s F-35 fighter jet to see if there are other options “given the changing environment," a spokesman for Blair said Saturday.

Canada has ordered a review of its planned purchase of United States F-35 fighter jets, casting doubt on the future of the multi-billion dollar deal amid escalating tensions between the two countries.

“Under the new Prime Minister, Canada remains committed to the fight against climate change,” says Wilkinson, referring to the newly elected prime minister Mark Carney. But “some elements of the climate plan probably have become a little tougher in the context of working with the Trump Administration.”

The president imposes 25% steel and aluminum tariffs in an effort to revive US manufacturing, though it may drive up prices for Americans instead

The F-35 is a single-seat, single-engine, supersonic stealth strike fighter which has advanced electronic warfare and intelligence, surveillance, and reconnaissance capabilities.

Portugal said it was reconsidering purchasing the Lockheed Martin-made F-35 jet in the wake of Trump's recent policy shifts.

Canada is reviewing a major purchase of US-made F-35 combat planes amid serious tensions with the Trump administration, a spokesperson for the Canadian defense ministry told AFP on Saturday.In one of his first official acts since taking office Friday,

Canada is looking at cancelling a major portion of its purchase of U.S.-built F-35 stealth fighters and plans on opening talks with rival aircraft makers, Defence Minister Bill Blair said.

Canada is looking at possible alternatives to Lockheed Martin’s (NYSE:LMT) F-35 stealth fighters, Defense Minister Bill Blair said late Friday. Blair told the CBC that the ministry will hold discussions with other aircraft makers.