Frontrunners include Chrystia Freeland and Mark Carney, who are making the case they can guide Canada through domestic and international issues. At the top of the list: mounting trade tensions with the United States.

Carney vowed Sunday to “keep our tariffs on until the Americans show us respect” in a message to U.S. President Donald Trump.

The Liberal leadership race is underway following Justin Trudeau’s announcement to step down. Candidates include Mark Carney, Chrystia Freeland, Karina Gould, and Frank Baylis.