The former prime minister's sneakers were a sign that Trudeau's buttoned-up days as a public servant are over.

Jack Royston is Newsweek's Chief Royal Correspondent based in London, U.K. He reports on the British royal family—including King Charles III ... @newsweek.com. We'd love to hear from you.

King Charles delivered a subtle message to US President Donald Trump, who has his eye on Canada as a 51st state, as he ...