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The U.S. Supreme Court Court in Washington, D.C., U.S.

A SCOTUS Bench Memo for the Trump Tariff Case: Separation of Powers, Delegation, Emergencies, and Pretext

By enacting IEEPA, did Congress authorize the president to impose tariffs? If so does, is that delegation of authority lawful?
Capitol Building

The Use of Tariffs to Raise Revenue is a Choice for Congress, not the President

Congress did not write IEEPA to allow a President to replace the income tax system with a patchwork of tariffs that they can impose, adjust, or suspend at will.
US Marines' Lockheed Martin F35-B jets approach in formation

Dissecting the Trump Administration’s Effort to Circumvent the War Powers Resolution for Boat Strikes

The administration's legal argument is both "incorrect and dangerous," writes Finucane.
Binders of executive orders stacked on a desk.

Collection: Just Security’s Coverage of Trump Administration Executive Actions

Coverage of key developments, including in concise “What Just Happened” expert explainers, legal and policy analysis, and more. Check back frequently for updates.
US Capitol building at sunset with moon

Expert Backgrounder on War Powers Resolution 60-Day Clock for Boat Strikes Expiring Monday

Expert backgrounder on how War Powers Resolution works in application to U.S. military operations against suspected drug cartels.
Softbank CEO Masayoshi Son and U.S. President Donald Trump shake hands after the signing of memorandums of understanding during a meeting with business leaders at the U.S. Ambassador's Residence on October 28, 2025 in Tokyo, Japan. (Photo by Andrew Harnik/Getty Images)

The $550 Billion Shadow Budget: Trump’s Japan Deal and the Disappearing Appropriations Clause

The deal circumvents the Appropriations Clause and congressional safeguards designed to enforce it, creating a system answerable only to the White House.

Irreconcilable Presidential Determinations: On Tren de Aragua and the Venezuelan Government

The two determinations are mutually exclusive; it is legally impossible to maintain both simultaneously.
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)

The Caribbean Strikes and the Collapse of Legal Oversight in U.S. Military Operations

Congress and the public must do more to address the dangerous pressures imposed on servicemembers and defend the guardrails that protect both U.S. forces and democracy.
The Just Security Podcast Cover Image

The Just Security Podcast: Murder on the High Seas Part III

Tess Bridgeman is joined by Rebecca Ingber and Brian Finucane to assess the latest strikes, the brief detention of two survivors, where the campaign may be headed, and what…
Visualization of the U.S.-China tech competition

Export Controls and U.S. Trade Policy: Making Sense of the New Terrain

The Trump administration's use of export controls as leverage in trade diplomacy creates risks for key U.S. national security interests.
Federal agents keep protestors back from an Immigration and Customs Enforcement (ICE) facility

When Deference is No Longer Due

Reasons for historical deference to the executive branch's judgement in matters of national security and foreign affairs have been severely undermined.
US President Donald Trump addresses senior military officers gathered at Marine Corps Base Quantico in Quantico, Virginia, on September 30, 2025. Defense Secretary Pete Hegseth said Tuesday the US military must fix "decades of decay" as he addressed a rare gathering of hundreds of senior officers summoned from around the world to hear him speak near Washington. (Photo by Jim WATSON / AFP) (Photo by JIM WATSON/AFP via Getty Images)

The Crisis in Uniform: The Danger of Presidential Immunity for the U.S. Military

Military personnel are increasingly alert to the prospect that they may be asked to prioritize loyalty to an individual over their legal rights and responsibilities.
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