Canada’s incoming prime minister warns the US president’s tariffs threaten the ‘greatest crisis of our generation’

When Mark Carney becomes Canada’s prime minister later this week, a list of simmering crises across the country will demand his attention: housing is unaffordable, healthcare is breaking, living costs keep rising and the climate crisis is ransacking livelihoods.

But most – if not all – of those concerns will be pushed aside, supplanted by a far greater threat to the country: the US president, Donald Trump.