FILE - Former Prime Minister Brian Mulroney arrives at Christ Church Cathedral for the National Commemorative Ceremony in honor of Queen Elizabeth II, in Ottawa, Ontario, Monday, Sept. 19, 2022. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Justin Tang/The Canadian Press via AP, File)
FILE - Brian Mulroney, the former prime minister of Canada, listens during a Senate Foreign Relations Committee hearing on the Canada-U.S.-Mexico relationship, Tuesday, Jan. 30, 2018, on Capitol Hill in Washington. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (AP Photo/Jacquelyn Martin, File)
FILE - Brian Mulroney, the former prime minister of Canada, center, takes his seat for a Senate Foreign Relations Committee hearing on the Canada-U.S.-Mexico relationship, Tuesday, Jan. 30, 2018, on Capitol Hill in Washington. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (AP Photo/Jacquelyn Martin, File)
FILE - Former Canadian Prime Minister Brian Mulroney, left, greets U.S. Vice President Joe Biden and Prime Minister Justin Trudeau as they arrive at a state dinner, Thursday, Dec. 8, 2016, in Ottawa, Ontario. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Justin Tang/The Canadian Press via AP, File)
Canadian Prime Minister Jean Chretien, right, applauds former Prime Minister Brian Mulroney during an official unveiling ceremony of Mulroney's official portrait on Parliament Hill in Ottawa, Ontario, Tuesday, Nov 19, 2002. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Tom Hanson/The Canadian Press via AP)
Former Prime Minister Brian Mulroney speaks to delegates at the PC party's leadership convention in Toronto, Friday, May 30, 2003. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Kevin Frayer/The Canadian Press via AP)
Former Prime Minister Jean Chretien speaks about former Prime Minister Brian Mulroney, who died at the age of 84, in the Foyer of the House of Commons on Parliament Hill in Ottawa, Ontario, Thursday, Feb. 29, 2024. (Justin Tang/The Canadian Press via AP)
Queen Elizabeth II toasts with Canadian Prime Minister Brian Mulroney in Quebec City, Oct. 23, 1987. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Ron Poling/The Canadian Press via AP)
Canadian Prime Minister Stephen Harper, right, speaks with former Prime Ministers Brian Mulroney, from left to right, Kim Campbell and Jean Chretien on board a government plane traveling to South Africa, Sunday Dec. 8, 2013. Mulroney has died at the age of 84, his daughter Caroline Mulroney posted on social media, Thursday, Feb. 29, 2024. (Adrian Wyld/The Canadian Press via AP)