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.
4,757 Articles

The South China Sea’s Muddled and Increasingly Militarized Future
The Chinese Air Force recently landed a number of bombers on a heavily disputed “island” in the South China Sea. The military landings follow the placement of three anti-ship…

Trump Might Be Surprised to Learn: Justice “Spy” Tactics Used on Dem Politicians Too
During the Obama administration, the Justice Department routinely used “spy” tactics to investigate Democratic campaigns and politicians.

Self-Defense Against Self-Defense, In Syria And Beyond
For many years, the United States and some of its allies have taken the view that one state (say, one of them) may use armed force on the territory of another state (say, Pakistan…

The Technicolor Zone of Cyberspace – Part I
Two leading experts on cyber law analyze the U.K. Attorney General's major speech on international law and cyber, delivered at Chatham House last month.

The National Security Threat of Trump’s Defense Budget
As a former military officer and national security appointee under President Barack Obama, I know firsthand the value of U.S. defense spending for securing the United States and…

A Cosmic Legal Collision: The Engineer vs. The Border Patrol
For a quarter of a century, Terry Bressi, staff member and chief engineer for the Spacewatch Project at the University of Arizona’s Lunar & Planetary Lab, has had two…

No, Making the Iran Deal a Treaty Wouldn’t Have Stopped Trump from Withdrawing from It
Since President Trump announced his decision to withdraw from the Iran nuclear deal, legal scholars, elected officials, and political commentators have suggested that the non-binding…

Senator Merkley’s Smart New Alternative AUMF Proposal
Yesterday, Senator Jeff Merkley (D-Ore.) released a new proposal for an authorization to use military force, or “AUMF.” As Merkley explained in last week’s AUMF hearing before…

With New U.S. Arms Sale Pending–What Happened to Saudi Assurances on Civilian Casualties in Yemen?
To get an arms sale past Congress last year, Saudi Arabia promised $750 million to prevent civilian casualties in Yemen. The civilian death toll has since risen.

Tragedy of Errors: The Solicitor General, the Supreme Court and the Truth
The Office of the Solicitor General found itself in the position of defending an Executive Order targeting a broad group of individuals whom, the president claimed, should be subject…

Does TSA Really Need a Watch List for “Unruly” Travelers?
There appears to be little justification for the new TSA watch list and lots of questions about how it might be used to harass and intimidate agency critics and even just rude…

Holding Migrant Children on Military Bases: What You Need to Know
The Washington Post recently reported that the Trump administration is making preparations to hold migrant children on U.S. military bases while their parents are pending trial…