King Charles III opened a session of the Canadian Parliament in Ottawa this week, and used the moment to challenge President Donald Trump’s overtures to Canada, a member of the Commonwealth. Charles delivered a “speech from the throne” — a tradition based on the continuing relationship between Canada and the United Kingdom.

Britain’s King Charles III arrived in Canada on Monday for his first visit as its head of state, where he’ll carry out a highly-symbolic whistle-stop trip seen by many as a show of support following increasingly frayed relations between Ottawa and Washington.