Leaked Documents Suggest Ukrainian Air Defense Is in Peril if Not Reinforced

A huge influx of munitions is needed to keep Russia’s air force from changing the course of the war, according to U.S. officials and newly leaked Pentagon documents.

How the Latest Leaked Documents Are Different From Past Breaches

The freshness of the documents — some appear to be barely 40 days old — and the hints they hold for operations to come make them particularly damaging, officials say.

Will North Carolina Be the ‘Beginning of the End’ of the Medicaid Expansion Fight?

Intense patient advocacy, shifting politics, a determined Democratic governor and a handful of maverick Republicans led the state to join 39 others that have expanded Medicaid.

El Salvador Decimated Its Ruthless Gangs. But at What Cost?

In the year since El Salvador declared a state of emergency, the government has delivered a stunning blow to the gangs that were once the ultimate authority in much of the country.

Leaked Documents Reveal Depth of U.S. Spy Efforts and Russia’s Military Struggles

The information, exposed on social media sites, also shows that U.S. intelligence services are eavesdropping on important allies.

Georgia Looms Next After Trump’s Indictment in New York

Former President Donald J. Trump now faces a very different legal challenge in the culmination of a more than two-year Atlanta investigation into election interference.

Live Music Is Roaring Back. But Fans Are Reeling From Sticker Shock.

Buying concert tickets has become a mess of high prices and surcharges, anxiety-inducing registrations and pervasive scalping as some of pop’s biggest acts hit the road again.

At Stanford Law School, the Dean Takes a Stand for Free Speech. Will It Work?

After a student protest, Jenny S. Martinez wrote a much-praised memo defending academic freedom. But that protest shows how complicated protecting free speech can be.

In Dealing With China, U.S. and Europe Take Different Tacks

The Biden administration says there is “convergence.” But trans-Atlantic leaders adopt different strategies on security and trade issues — including on Ukraine and Taiwan.

U.S. Job Growth Eases, but Extends Its Streak

Employers added 236,000 jobs as the Federal Reserve’s interest-rate increases appeared to take a toll. The unemployment rate fell to 3.5 percent.

The Biden administration says there is “convergence.” But trans-Atlantic leaders adopt different strategies on security and trade issues — including on Ukraine and Taiwan.

Judge Invalidates F.D.A. Approval of the Abortion Pill Mifepristone

The Texas judge’s ruling was quickly contradicted by another federal judge in Washington State who ordered the F.D.A. to keep mifepristone available.

New Batch of Classified Documents Appears on Social Media Sites

Secret documents that appear to detail American national security secrets on Ukraine, the Middle East and China have surfaced online.

In A.I. Race, Microsoft and Google Choose Speed Over Caution

Technology companies were once leery of what some artificial intelligence could do. Now the priority is winning control of the industry’s next big thing.

U.S. Acknowledges Afghanistan Evacuation Should Have Started Sooner

President Biden’s decision to end a 20-year war in August 2021 led to the swift collapse of the Afghan government and military. His administration has placed heavy blame on his predecessor.

I.R.S. Unveils $80 Billion Plan to Overhaul Tax Collection

The 10-year strategy document outlines a focus on improving customer service and cracking down on tax evasion by corporations and the wealthy.

In Northern Ireland Town, Painful Memories Lie Beneath a Fragile Peace

Twenty-five years after the Good Friday Agreement ended an era of bloodshed, this is a moment to celebrate reconciliation across Northern Ireland. But for many, the past is not always easy to leave behind.

Safety Net Barriers Add to Child Poverty in Immigrant Families

Both legal immigrants and undocumented parents face hurdles in getting aid. The problem has grown more acute as children of immigrants account for a growing share of young people.

Wisconsin Rout Points to Democrats’ Enduring Post-Dobbs Strength

A resounding victory by a liberal judge who ran on abortion rights showed that a largely unified political left is keeping up its momentum, and served as a new warning sign to Republicans.

Trump’s Charges Bring Doubts, Hopes and Uncertainty in Both Parties

To some Republicans and Democrats, the charges appeared flimsy and less consequential than many had hoped. To others, the case had the potential to reverberate politically.

In Ohio, Electric Cars Are Starting to Reshape Jobs and Companies

The state, heavily dependent on the auto industry, is a case study in whether electric vehicles will create or destroy jobs.

Zelensky Gets Hero’s Welcome in Poland, Cementing Ukraine’s Ties

Polish leaders backed Ukraine’s bid for NATO membership, but even without that, Russia’s invasion is making the alliance’s eastern flank more united, and more important.

From President to Defendant: Trump Pleads Not Guilty to 34 Felonies

The former president, who appeared in a Manhattan courtroom on Tuesday, is accused of covering up a potential sex scandal during the 2016 election.

Biden Has the Oval Office. But Trump Has Center Stage.

The White House hopes the chaos of Donald Trump’s legal challenges will reinforce the reasons voters turned to President Biden in 2020.

Analysis: A Surprise Accusation Bolsters a Risky Case Against Trump

The unsealed case against Donald J. Trump accuses him of falsifying records in part to lay the groundwork for planned lies to tax authorities.

Finland Joins NATO in a Power Shift and Rebuke to Putin

The Nordic country became the alliance’s 31st member on Tuesday, spurred by the war in Ukraine, in a strategic setback for President Vladimir V. Putin of Russia.

Trump Arrives in New York for an Arraignment That Will Make History

Mayor Adams told protesters that the city “is always ready” as Donald J. Trump returned to Trump Tower on the eve of becoming the first ex-president to be indicted.

Millions on Medicaid May Soon Lose Coverage as Pandemic Protections Expire

A requirement that states keep people on Medicaid during the coronavirus pandemic has come to an end, and 15 million people could lose their coverage as a result.

NASA Names Diverse Astronaut Crew for Artemis II Moon Mission

The crew’s 10-day journey around the moon and back in 2024 is a crucial step toward returning Americans to the moon on a sustained basis.

Death and Justice on the Border: A Migrant Is Killed, a Rancher Is Charged

An unarmed Mexican man was shot as he crossed an Arizona ranch. The case against the ranch owner has prompted a backlash among supporters who say he is the real victim.

A Presidential Candidate and a City Brace for a Consequential Week

Donald Trump and his campaign spent the weekend making plans for his arrest, and how to capitalize on it, while officials in New York prepared for potential turmoil.

Trump Flourishes in the Glare of His Indictment

The former president’s appetite for attention has been fundamental to his identity for decades. Where others may focus on the hazards of a criminal case, he raises money, promotes his campaign and works to reduce the case to a cliffhanging spectacle.

Louisiana State Wins N.C.A.A. Women’s Title With Rout of Clark and Iowa

Angel Reese starred and talked trash as her Tigers held Caitlin Clark and Iowa at bay in a 102-85 victory.

A Front Company and a Fake Identity: How the U.S. Came to Use Spyware It Was Trying to Kill.

The Biden administration has been trying to choke off use of hacking tools made by the Israeli firm NSO. It turns out that not every part of the government has gotten the message.

How Alvin Bragg Resurrected the Case Against Donald Trump

A year ago, the investigation into the former president appeared from the outside to be over. But a series of crucial turning points led to this week’s indictment.

Venice Is Saved! Woe Is Venice.

After centuries of flooding, Venice has at long last raised seawalls to save itself from high water.

China Draws Lessons From Russia’s Losses in Ukraine, and Its Gains

With an eye on a possible conflict over Taiwan, analysts have scrutinized the war for insights ranging from the importance of supply lines to the power of nuclear threats.

A Chicago Mayoral Hopeful Who Took on Hard-to-Fix Schools Faces a Political Shift

Paul Vallas has long been a supporter of charter schools. He is running against Brandon Johnson, an ex-teacher with a different approach.

Trump Prepares to Surrender in New York as Police Brace for Protests

The former president is expected to answer charges with the Secret Service in tow before a judge in the often grimy and ill-lit criminal courthouse in Lower Manhattan on Tuesday.

For Some G.O.P. Voters, Fatigue Slows the Rush to Defend Trump

The Republicans who will pick their 2024 nominee expressed anger, defensiveness and also embarrassment about the indictment facing Donald J. Trump.

Biden’s Response to Trump’s Indictment? 4 Ways to Say No Comment.

President Biden believes that presidents should not comment on pending legal matters. He also does not want to be baited into a reaction.

Nebraska’s Fight Over Transgender Care Turns Personal and Snarls Lawmaking

One state senator has been filibustering for weeks, trying to block a bill that would ban transition-related medical treatment for young people.