Morning Mail: Canada’s tit-for-tat tariff tactic, Dutton’s footy flights, the politics of writers’ festivals

Canada’s new prime minister-elect, Mark Carney, speaks to steel workers in Hamilton, Ontario. Photograph: Canadian Press/REX/Shutterstock

Morning everyone. The feisty trade war between Canada and the United States deepened overnight when the Canadian government said it would impose retaliatory 25% tariffs on American imports. They’re also falling out over water rights and we have a podcast on this dispute.

At home, we have interesting details about Peter Dutton’s expenses, some shocking new numbers on Indigenous incarceration, and we look at the difficulty of building a program for a writers’ festival in our age of polarisation.