To be one nation, we have to embrace ground-up social change.

Pediatricians call for keeping migrant families intact. Also: Nuclear pessimism; a view from Canada; “cleaning up” D.C.; food stamps; books, read and unread.

Trump isn’t just shaping the nation; he’s also changing the evangelical church.

For Mr. Trump, there may be few spoils of victory sweeter than the ordeal that they will soon endure.

The Supreme Court’s conservative majority kicked away the best, even last, chance at a national solution to a national problem.

Why the left can’t win without a new Constitution.

There’s no single way to achieve addiction recovery.

Reflections on social cohesion and law enforcement can help policymakers reduce crime even further.

Why the left can’t win until it reckons with this question.

Ukrainians are heroes. It’s time that Donald Trump started acting like it.

Most of us just accept that government economic data is the best possible estimate of the economy. That could change, and that would be bad for all of us.

Labour’s collapse in Britain should scare both parties.

Obamaworld seems interested in understanding Zohran Mamdani’s sudden rise to prominence.

Readers respond to articles about the E.P.A.’s reversal on the dangers of climate change. Also: Hiding unfavorable jobs data.

Philippe Sands discusses how to think about the tragedies in Gaza through the lens of international law.

Every generation gets the “Sex and the City” version it deserves.

Our commander in chief has decided to also command the Fortune 500.

David Wallace-Wells and Emily Oster argue that the effects of MAHA will be long-lasting.

The president and his allies have reshaped the military for their own purposes.

Philippe Sands discusses how to think about the tragedies in Gaza through the lens of international law.

If the actual conditions of reality will not give him a state of exception, he’ll create one himself.

There is something Putin cares about more than money.

The meeting is a bad idea, but there’s an opportunity for Trump to punish Putin’s thievery.

Readers criticize the president’s order to send in federal troops. Also: The Trump-Putin summit in Alaska; fake science papers; defining masculinity.

How liberalism went to die on the Texas-Arkansas border.

A new level of partisan one-upmanship should spur urgent demands for reform.

A.I. is fueling a ‘poverty of imagination.’ Here’s how we can fix it.

The U.S. risks not just being left behind, but out of the game entirely.

One filmmaker’s playbook for helping people get clemency.