On the first day of his second term in office, Donald Trump suggested he wanted the US to ‘expand’ its territory. Few thought he could actually mean taking Canada and making it the 51st state. But could he actually do that? Jonathan Freedland speaks to the reporter Leyland Cecco in Toronto about the possibility of the two North American allies merging, what Canadians think about it, and why this existential threat has had an impact on Canadian national politics Send your questions and feedback to [email protected] Help support the Guardian by going to theguardian.com/politcspodus