Danielle R. Sassoon, Manhattan’s interim U.S. attorney, built a life on conservative values and amassed a daunting resume. On Thursday, she took a stand against the Justice Department where she had made her career.

Attacked by two justices, lower-court judges and litigants, the 1964 ruling in New York Times v. Sullivan keeps getting cited approvingly in the Supreme Court’s decisions.

The prospect of legal challenges to President Trump’s purges may be a feature, not a bug, for adherents of sweeping presidential authority.

The 14th Amendment overturned the 1857 decision that denied citizenship to Black people. Scholars say President Trump’s proposal betrays that history.

The proposal to create the nation’s first religious charter school paid for by taxpayer funds could move the line between church and state in education.

The Corporate Transparency Act, which requires businesses to disclose ownership information, was blocked by a federal judge as beyond Congress’s authority.

“Famehungry,” a show that’s performed simultaneously for in-person and online crowds, comes to New York in the wake of the app’s brief ban in the United States.

A group of 15 states have reached a tentative new deal that would require them to set aside hundreds of millions of dollars from the settlement in a legal-defense fund for the family.

China’s internet companies and their hard-working, resourceful professionals make world-class products, in spite of censorship and malign neglect by Beijing.

Fourteen Opinion writers assess the substance and style of Trump’s speech.

The popular video app stopped working shortly before a federal law barring U.S. companies from hosting or distributing TikTok was set to take effect on Sunday.

TikTok is set to be blocked in the U.S. after the Supreme Court upheld a law that effectively bans the app. TikTok, a Chinese-owned social media platform, has drawn scrutiny from lawmakers for its national security risks and its ties to China. Sapna Maheshwari, a business reporter for The New York Times, examines the security concerns and the reactions to the news.

A unanimous Supreme Court on Friday upheld a law that effectively bans the wildly popular app TikTok in the United States starting on Sunday, Jan. 19. Adam Liptak, who covers the Supreme Court for The New York Times, explains how free speech and national security collided in this decision.

TikTok’s cultural footprint in America is huge. Why is its disappearance being met with a shrug?

The Chinese-owned company said it would cut off its services unless the U.S. assures Apple, Google and other companies that they would not be punished for hosting and distributing TikTok.

With the court signaling it will release a decision on Friday, lobbyists for the app pushed lawmakers to shift course.

Grief, frustration and tears followed the Supreme Court’s decision on Friday.

A change to China’s export rules could give Beijing sign off on any deal that would force the internet giant ByteDance to give up TikTok.

The company argued that the law, citing potential Chinese threats to the nation’s security, violated its First Amendment rights and those of its 170 million users.

While TikTok remains hugely popular in Brazil, Indonesia and other markets, its 170 million users in the United States are its most valuable.