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Newsom, et al v. Trump, et al. (Nat Guard appeal, 9th Cir. 25-5553)

No. 25-5553 Circuit · Active Active
Court
9th Cir.
ca9
Filed
Sep 3, 2025
Filed (CL)
Sep 3, 2025
CL Status
active

Case Overview

The government appealed Judge Breyer's order entering partial judgement for the plaintiffs on California's Posse Comitatus Act claims.


The Application

History

The district court determined that California's challenge to the National Guard deployment had merit under Posse Comitatus Act principles, granting partial judgment for the plaintiffs. The government now appeals this finding to the Ninth Circuit.

The Conclusion

On appeal, the Ninth Circuit is reviewing whether the National Guard deployment constitutes an unlawful exercise of military authority in domestic affairs under the Posse Comitatus Act.

Federal Court TMR-f6bb5ac5 National Guard Deployment <br> Appeal of 3:25-cv-04870 May 18, 2026
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