President Donald Trump at the Kennedy Center in Washington, DC, on December 5, 2025. | Brendan Smialowski/AFP via Getty Images This story appeared in The Logoff, a daily newsletter that helps you stay informed about the Trump administration without letting political news take over your life. Subscribe here. Welcome to The Logoff: President Donald Trump has shattered one of the US’s strongest alliances — maybe for good. What happened? On Tuesday, Canadian Prime Minister Mark Carney gave a remarkable speech — one that my colleague Caitlin Dewey described as “declaring the end of the wo...

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