Trump disrupts the world order when he calls Ukraine's democratically-elected president a ‘dictator’ and seemingly sides with Russia on the war. Canada’s political leaders pitch themselves as the right response to U.S. aggression. And Trudeau unveils plans for high-speed rail. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

At Issue this week: The premiers go to Washington to push back against tariffs, but was getting a meeting at the White House enough? How Trump’s threat of annexation is changing Canada’s political landscape. And political parties capitalize on a surge in Canadian patriotism. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

At Issue this week: U.S. President Donald Trump gives Canada a 30-day break from punishing tariffs in exchange for more border security and a ‘fentanyl czar.’ Pierre Poilievre shifts parts of his pitch to Canadians. And the opposition pushes to recall Parliament. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

At Issue this week: With just two days to go until Trump’s tariff deadline, are Canada’s retaliation threats getting through to the U.S. president? A final report into foreign interference finds no traitors in Parliament. And another candidate drops out of the Liberal leadership race. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

At Issue this week: Donald Trump continues to lob tariff threats at Canada, now as president of the United States. Deadline day arrives for the Liberal leadership race. And will Ontario Premier Doug Ford call an early election? Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

At Issue this week: Alberta Premier Danielle Smith bails on the ‘Team Canada’ approach to Donald Trump’s tariff threats. Mark Carney officially enters the Liberal leadership race. And what’s Kevin O’Leary doing at Mar-a-Lago? Rosemary Barton hosts Andrew Coyne, Althia Raj and Jason Markusoff.

At Issue this week: With federal politics in turmoil, who’s going to manage U.S. president-elect Donald intensifying threats against Canada? Liberals jockey to take Justin Trudeau’s spot as leader. And growing concerns about foreign interference. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Althia Raj.

After months of pressure, Prime Minister Justin Trudeau has announced he will resign once the Liberals select a new leader. The National’s At Issue panel breaks down the historic day in Canadian politics, what it means for the federal parties and what happens next. Rosemary Barton hosts Chantal Hébert, Andrew Coyne and Aaron Wherry.