Executive Branch

Just Security’s expert authors provide analysis of the U.S. executive branch related to national security, rights, and the rule of law. Analysis and informational resources focus on the executive branch’s powers and their limits, and the actions of the president, administrative agencies, and federal officials.

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4,622 Articles
Crew members of the US Navy warship USS Sampson (DDG 102) are pictured at the Amador International Cruise Terminal in Panama City on September 02, 2025. Venezuelan President Nicolas Maduro said on September 1, 2025, that eight US military vessels with 1,200 missiles were targeting his country, which he declared to be in a state of "maximum readiness to defend" itself. (Photo by MARTIN BERNETTI/AFP via Getty Images)

Using Labels, Not Law, to Justify Lethal Force: Inside the Venezuelan Boat Strike

Applying a new label to an old problem does not transform the problem. Nor does it grant the U.S. president or the U.S. military expanded legal authority to kill civilians.
The US Navy warship USS Sampson (DDG 102) docks at the Amador International Cruise Terminal in Panama City on September 02, 2025. Venezuelan President Nicolas Maduro said on September 1, 2025, that eight US military vessels with 1,200 missiles were targeting his country, which he declared to be in a state of "maximum readiness to defend" itself. (Photo by MARTIN BERNETTI/AFP via Getty Images)

Legal Issues Raised by a Lethal U.S. Military Attack in the Caribbean

The Trump administration’s extraordinary lethal attack on a purported drug smuggling vessel – and its vow that it is the start of a campaign – raise significant legal issues.
Seal of the Foreign Malign Influence Center (Wikimedia Commons)

What Just Happened? Dismantling the Intelligence Community’s Foreign Malign Influence Center

Director of National Intelligence Gabbard is dismantling the last government unit tracking and analyzing State-sponsored interference in U.S. institutions, elections, and society.
Space wars. Weapons in space (via Getty images)

America’s Missile Shield Raises Legal and Cybersecurity Concerns

The Golden Dome raises urgent questions: What are the legal boundaries for weapons in orbit? How can the United States prevent cybersecurity liabilities?
Judges of the International Criminal Court (ICC) await the verdict of a sentencing on November 20, 2024 at the ICC court in The Hague. (Photo by EVA PLEVIER/ANP/POOL/AFP via Getty Images)

Raising the Cost of U.S. Coercion Against the ICC

Previous administrations sought to reinterpret, evade, or selectively engage with international law. The Trump administration is actively delegitimizing and dismantling it.
The Ukrainian and Taiwanese flags

A Security Guarantee for Ukraine? Look to the Taiwan Relations Act

The United States and its allies can use the Taiwan model to make post-war Ukraine more secure without writing checks they cannot cash.
People demonstrate with CASA outside the Supreme Court of the United States on Thursday May 15, 2025. (Photo by Matt McClain/The Washington Post via Getty Images)

The APA Authorizes “Universal” Stays of Agency Action Under 5 U.S.C. § 705

For litigants seeking to move quickly against unlawful executive action, Section 705 of the Administrative Procedure Act should be a powerful tool.
The Just Security Podcast

The Just Security Podcast: What Just Happened – Federalization of DC Law Enforcement, Legal Authorities and Updates

Brian Netter and Mark Nevitt join David Aaron to break down the legal and policy implication of the federalization of D.C. law enforcement.
Pedestrians pass a combat vehicle

One Week of Trump’s DC Takeover Attempt: An analysis of the president’s use of military, police, and security services in the nation’s capital

Detailed legal analysis of federalization of DC police and the deployment of Guard, DHS and other forces.
Members of the DC National Guard talk to a tourist outside Union Station as a storm approaches in Washington, DC, on August 17, 2025. US President Donald Trump on August 11 deployed military and federal law enforcement to curb violent crime in Washington, as he seeks to make good on his campaign pledge to be a "law and order" president. The Republican leader said he would place the city's Metropolitan Police under federal government control while also sending the National Guard onto the streets of the US capital. (Photo by Andrew Caballero-Reynolds / AFP) (Photo by ANDREW CABALLERO-REYNOLDS/AFP via Getty Images)

Trump, the National Guard, and the District of Columbia: What You Need to Know

The president’s maximalist legal approach in deploying the military may well foreshadow broader use of the military in other American cities.
The U.S. Supreme Court building stands in Washington, D.C., U.S.

Taking Stock of the Birthright Citizenship Cases, Part II: Making Sense of the Three Established Exceptions

Analysis of the aftermath of Trump v CASA and the pending litigation about the Trump executive order on birthright citizenship.
U.S. Federal Bureau of Investigation (FBI) and Metropolitan Police Department (MPD) conduct a traffic stop near the U.S. Capitol

How to Truly Keep Washington, DC Safe: President Trump’s militarized approach undercuts what’s been working

The spectacle in DC is a warning: presidential authority is being stretched simply to grab power. History tells us that’s how liberty erodes.
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