Prime Minister Justin Trudeau posted a final message to Canadian citizens, a bit of a pep talk amid Donald Trump ‘s threats of ever-more punitive tariffs and talk of the country becoming the U.S.’s 51st state. Trudeau’s successor, Mark Carney, is due to be sworn in on Friday.

Justin Trudeau expressed his gratitude to the people of Canada in a heartfelt way through social media.Trudeau officially resigned as Canada's Prime Minister on Friday, ending his leadership after more than nine years in office.

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.