Mayor Zohran Mamdani delivers an address from George Washington's desk, surrounded by recently naturalized citizens, to commemorate America's 250th anniversary on Friday, July 3, 2026, in New York. (Anna Connors /The New York Times via AP, Pool)

Canada Prime Minister Mark Carney waves as he and Diana Fox Carney board a government plane in Ottawa, Monday, July 6, 2026. (Adrian Wyld/The Canadian Press via AP)

Canada Prime Minister Mark Carney makes an announcement at HMC Dockyard in Halifax on Monday, July 6, 2026. (Darren Calabrese/The Canadian Press via AP)

Canada Prime Minister Mark Carney makes an announcement at HMC Dockyard in Halifax on Monday, July 6, 2026. (Darren Calabrese/The Canadian Press via AP)

Alberta Premier Danielle Smith, left, and Ontario Premier Doug Ford swap belt buckles after announcing the Northern Shield pipeline proposal in Calgary, Canada, Monday, July 6, 2026. (Jeff McIntosh/The Canadian Press via AP)

Alberta Premier Danielle Smith, left, and Ontario Premier Doug Ford pose with a map of the Northern Shield pipeline proposal in Calgary, Canada, Monday, July 6, 2026. (Jeff McIntosh/The Canadian Press via AP)

Alberta Premier Danielle Smith, left, and Ontario Premier Doug Ford announce the Northern Shield pipeline proposal in Calgary, Canada, Monday, July 6, 2026. (Jeff McIntosh/The Canadian Press via AP)

Ontario Premier Doug Ford and Alberta Premier Danielle Smith, left, announce the Northern Shield pipeline proposal in Calgary, Canada, Monday, July 6, 2026. (Jeff McIntosh/The Canadian Press via AP)