Posse Comitatus
40 Articles
The Military, the Mexican Border and Posse Comitatus: Four Key Takeaways
The four core legal issues to watch as a “militarized border” implementation plan develops. Written by former Navy commander, serving as a tactical jet aviator and attorney…
Why Posse Comitatus is Not Immediately Applicable to the Military’s Mission in Puerto Rico
The Commonwealth of Puerto Rico, a territory of the United States where 3.4 million U.S. citizens reside, is suffering a humanitarian crisis following Hurricane Maria. Lt. Gen.…
Ninth Circuit Grants En Banc Rehearing in Posse Comitatus / Unlawful Surveillance Case
Back in September, I wrote about the Ninth Circuit’s fascinating decision in United States v. Dreyer, which applied the exclusionary rule to suppress evidence obtained…
The Posse Comitatus Act, Unlawful Surveillance, and the Exclusionary Rule
Most students of U.S. national security law are familiar with the Posse Comitatus Act (PCA) — an 1878 statute that subjects to criminal punishment anyone who, “except…