Skip to content

Trump v. Illinois

Application for stay denied on Dec. 23, 2025. Justice Kavanaugh wrote an opinion concurring in the judgment. Justice Alito wrote a dissenting opinion, joined by Justice Thomas. Justice Gorsuch wrote a dissenting opinion.

Docket No. Date Filed Op. Below Order Term
25a443 10/17/2025 7th Cir. Dec 23, 2025 OT 2025

Issue: Whether the Supreme Court should stay a district court order preventing the Trump administration from federalizing and deploying the National Guard within Illinois.

Judgment: Application for stay denied on December 23, 2025. Justice Kavanaugh wrote an opinion concurring in the judgment. Justice Alito wrote a dissenting opinion, joined by Justice Thomas. Justice Gorsuch wrote a dissenting opinion.

SCOTUSblog Coverage

DateProceedings and Orders (key to color coding)
10/17/2025Application (25A443) for a stay, submitted to Justice Barrett.
10/17/2025Response to application (25A443) requested by Justice Barrett, due by 5 p.m. (EDT) on October 20, 2025.
10/20/2025Response to application from respondent Illinois and City of Chicago filed.
10/20/2025Brief amicus curiae of America First Legal Foundation filed.
10/20/2025Brief amici curiae of Former U.S. Army and Navy Secretaries, et al. filed.
10/20/2025Brief amicus curiae of Constitutional Accountability Center filed.
10/20/2025Brief amici curiae of Maryland, et al. filed.
10/20/2025Brief amicus curiae of The Steady State filed.
10/20/2025Brief amici curiae of Bipartisan Former Governors filed.
10/20/2025Brief amici curiae of The Chamberlain Network, et al. filed.
10/20/2025Brief amici curiae of California, et al. filed.
10/21/2025Reply of applicant Donald J. Trump, President of the United States, et al. filed.
10/21/2025Brief amici curiae of Chicago Headline Club, et al. filed.
10/21/2025Brief amicus curiae of Professor Martin S. Lederman filed.
10/21/2025Amicus brief of National Immigrant Justice Center not accepted for filing. (Printed copies not timely submitted)
10/23/2025Amicus brief of American Rights Alliance not accepted for filing. (To be corrected - October 27, 2025)
10/23/2025Brief amicus curiae of American Rights Alliance filed. (Corrected)
10/24/2025Brief amici curiae of Local Governments and Local Government Leaders filed.
10/29/2025Application (25A443) referred to the Court.
10/29/2025The application for stay presented to Justice Barrett is referred by her to the Court. The parties are directed to file supplemental letter briefs addressing the following question: Whether the term “regular forces” refers to the regular forces of the United States military, and, if so, how that interpretation affects the operation of 10 U. S. C. §12406(3). The briefs, not to exceed 15 pages, are to be filed by Monday, November 10, 2025. Letter reply briefs, not to exceed 10 pages, are to be filed by Monday, November 17, 2025. Any brief for an amicus curiae under Rule 37.4, on that or other aspects of the application, must be filed by Monday, November 10, 2025.
10/29/2025Letter of applicant Donald J. Trump, President of the United States, et al. filed.
11/03/2025Brief amicus curiae of Corey J. Biazzo filed.
11/10/2025Brief amici curiae of Members of Congress filed.
11/10/2025Brief amicus curiae of Professor Martin S. Lederman filed.
11/10/2025Brief amicus curiae of Interfaith Alliance Foundation filed.
11/10/2025Brief amici curiae of American Civil Liberties Union, et al. filed.
11/10/2025Brief amicus curiae of American Center for Law and Justice filed.
11/10/2025Brief amicus curiae of Society for the Rule of Law Institute filed.
11/10/2025Brief amicus curiae of National Security Leaders for America filed.
11/10/2025Brief amici curiae of 24 Former Federal Judges filed.
11/10/2025Supplemental Letter Brief from applicant, Donald J. Trump, President of the United States, et al. filed.
11/10/2025Supplemental Letter Brief from respondents Illinois, et al. filed.
11/10/2025Brief amici curiae of California and Oregon filed.
11/10/2025Brief amici curiae of Montana, et al. filed.
11/11/2025Motion for Leave to File Second Amicus Brief of American Rights Alliance submitted.
11/17/2025Supplemental Letter Reply Brief of applicant Donald Jr. Trump, President of the United States, et al. filed.
11/17/2025Supplemental Letter Reply Brief of respondents Illinois, et al. filed.
12/23/2025The application is denied. [See Detached Opinion for full order language.] (Detached Opinion). Justice Kavanaugh, concurring in the judgment. (Detached Opinion). Justice Alito, with whom Justice Thomas joins, dissenting. (Detached Opinion). Justice Gorsuch, dissenting. (Detached Opinion).