On Monday morningmega swerte, I was on my way out to hole up with other reporters to take an advance look at the government’s fall economic statement, mostly to see what it said about border security. Then Chrystia Freeland put out her resignation letter.

Ms. Freeland’s stinging rebuke of the government’s recent economic giveaways and Prime Minister Justin Trudeau’s plan to oust her as finance minister created a political wildfire in Ottawa, which has placed Mr. Trudeau’s political future and Liberal Party control in jeopardy.

[Read: Top Canada Minister Resigns, Threatening Trudeau’s Hold on Power]

[Read: The Trump Factor Further Shakes Up Canada’s Politics]

[Read: Trump Takes Credit for New Border Security Plan Outlined by Canada]

[From Opinion: Worthwhile Canadian Resignation]

In her overview of how Mr. Trudeau got here, Matina Stevis-Gridneff, our Canada bureau chief, writes that the prime minister’s political career “has taken him from glamorous liberal standard-bearer to the butt of jokes by President-elect Donald J. Trump and his acolytes.”

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Among national universities, Princeton was ranked No. 1 again, followed by the Massachusetts Institute of Technology and Harvard. Stanford, which tied for third last year, fell to No. 4. U.S. News again judged Williams College the best among national liberal arts colleges. Spelman College was declared the country’s top historically Black institution.

Calls for school crackdowns have mounted with reports of cyberbullying among adolescents and studies indicating that smartphones, which offer round-the-clock distraction and social media access, have hindered academic instruction and the mental health of children.

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