The battle over birthright citizenship is a battle over its exceptions. The 14th Amendment’s first sentence proudly proclaims ...

U.S. District Judge Joseph E. Goodwin ordered the immediate release of petitioner Anderson Jesus Urquilla-Ramos, who was “arrested abruptly and without warning by a group of masked men purporting to ...

Is America now in the business of weaponizing our private data against Americans? It’s a question we should be asking.

Eight Republican-appointed judges in the Ninth Circuit criticized a decision not to revisit a ruling which removed the grant of qualified immunity for police officers based on the “hot pursuit” ...

I was very pleased that the new issue of the Harvard Law Review includes a book review of my 2025 book, The Digital Fourth Amendment. The review, by Jennifer Granick of the ACLU, is here: Fourth ...

When child protective services (CPS) knocks at your door, the Fourth Amendment generally gives you the same core protections you have against the police. Your home cannot be searched, and your ...

Immigration agents have intensified raids on construction sites across the country as the Trump administration pursues mass deportations. The raids often involve federal agents entering worksites ...

Esther Yoo, Assistant Law Professor and Director of the Refugee & Immigration Law Clinic at the University of Hawaii ...

The ACLU and several other organizations have asked the U.S. Supreme Court to declare geofence warrants unconstitutional, arguing that the increasingly used investigative tool violates the Fourth ...