Daniel Hemel and Eric Posner have harshly criticized William Barr’s memo on Special Counsel Robert Mueller’s obstruction of justice theory.

The 1979 Islamic Revolution in Iran has proved one of the most consequential events in the history of modern terrorism. The revolution led to a surge in Iranian-backed terrorism that continues, albeit in...

The Committee on Foreign Investment in the United States (CFIUS) protects U.S. national security by regulating against attempts by foreign commercial efforts to obtain control in a U.S. trade or business.

The United States, Canada and Mexico recently completed negotiations on a new trade agreement, the United States-Mexico-Canada Agreement (USMCA), to supersede NAFTA. While the treaty is pending ratificat...

The final two months of 2018 have been a remarkably eventful period for observers of American civil-military relations—even for the Trump administration. In just the final two months of 2018, there was t...

Mexico’s new president, Andrés Manuel López Obrador—nicknamed AMLO among the public and in the media—took the oath of office on Dec. 1. As the first representative of the political left to be elected pre...

Let’s start with a few modest propositions:

On Nov. 23, the Trump administration filed petitions with the Supreme Court for a writ of certiorari before judgment in three lawsuits challenging its ban on military service by transgender people, seeki...

In a cabinet meeting on Dec. 18, the government of Japan adopted new National Defense Program Guidelines that call for the “drastic strengthening of Japan’s defense capabilities.” The new guidelines adop...

2018 represented a sharp departure from previous years in terms of the sheer number of jihadist attacks in the West. Though attacks in Western Europe and North America were on a steady rise prior to this...

The financial sector has long been at the forefront of cybersecurity protection, information sharing, and collaboration. Even so, cyberattacks on banks and other institutions of the global financial syst...

Just before Christmas, the U.S. Department of Justice unsealed an indictment against two Chinese nationals who allegedly conducted a twelve-year “global campaign[] of computer intrusions” to steal sensit...

Over the past year, lawmakers from Brussels to Washington have discussed whether and how to regulate social media platforms. In Germany, a central question has been whether such platforms—which Germans c...

In Carpenter v. United States, the Supreme Court held that the Fourth Amendment applies when the government acquires large amounts of cell-phone location data.

Lawfare has run a series of posts concerning exceptional access.