Justin Trudeau has revealed the quip that silenced Donald Trump’s taunting that Canada should become the “51st state” during his visit to Mar-a-Lago last month. The outgoing Canadian prime minister told MSNBC’s Jen Psaki that Trump broached the question of Canada’s sovereignty—a gibe he resurfaced earlier this week after Trudeau resigned—when the pair met in December.

The Canadian Prime Minister announced his resignation Monday, pending an internal party election to replace him

On Monday, Prime Minister Justin Trudeau stepped down as the country and party leader, marking the end of a decade in power. (That’s a long time, but it’s still short of his dad’s 15 cumulative years in office.

By suspending Parliament and promising to resign, the prime minister bought the Liberals time. But Canada will now face Donald J. Trump with a lame duck in charge.

Canadian Prime Minister Justin Trudeau announced on Monday that he would resign from his roles as prime minister and Liberal Party leader. Trudeau’s resignation will abruptly end an impressive political career stalled by domestic economic problems and a growing feud with the incoming Trump administration.

Elon Musk has told Justin Trudeau he “doesn’t matter” after the outgoing Canadian prime minister dismissed Donald Trump’s plan for the U.S. to take over its northern neighbor. The key adviser to the president-elect jabbed Trudeau on his X social media platform (formerly Twitter) after Canada’s premier announced Monday he is to resign.

Canadian Prime Minister Justin Trudeau wrote what could be seen as a fiery response to President-elect Donald Trump’s jokes about the “51st state” of the United States. Elon Musk joined the fray and petulantly mocked Trudeau on X.