FAS

Impeachment Investigations: Law and Process (CRS)

10.03.19 | 1 min read | Text by Steven Aftergood

The procedures that govern congressional impeachment investigations are largely left to the discretion of the House and, in the case of a trial, to the discretion of the Senate.

new publication from the Congressional Research Service summarizes the options. It “also describes some of the ways in which an impeachment investigation, as compared to a more traditional investigation for legislative or oversight purposes, might bolster the House’s ability to obtain, either voluntarily or through the courts, information from the executive branch.” Finally, it “briefly describes possible future steps that might follow an impeachment inquiry, including possible action by the Senate.”

See Impeachment Investigations: Law and ProcessCRS Legal Sidebar, October 2, 2019

Some other noteworthy new CRS publications include the following.

Ukraine: Background, Conflict with Russia, and U.S. Policy, updated September 19, 2019

Military Space Reform: FY2020 NDAA Legislative ProposalsCRS In Focus, October 2, 2019

American War and Military Operations Casualties: Lists and Statistics, updated September 24, 2019

Defense Primer: Defense Support of Civil AuthoritiesCRS In Focus, October 2, 2019

publications
See all publications
Global Risk
Blog
The Pentagon’s (Slimmed Down) 2025 China Military Power Report

On Tuesday, December 23rd, the Department of Defense released its annual congressionally-mandated report on China’s military developments, also known as the “China Military Power Report,” or “CMPR.” The report is typically a valuable injection of information into the open source landscape, and represents a useful barometer for how the Pentagon assesses both the intentions and […]

01.09.26 | 7 min read
read more
Global Risk
Report
On the Precipice: Artificial Intelligence and the Climb to Modernize Nuclear Command, Control, and Communications

Successful NC3 modernization must do more than update hardware and software: it must integrate emerging technologies in ways that enhance resilience, ensure meaningful human control, and preserve strategic stability.

01.08.26 | 2 min read
read more
Global Risk
Blog
What’s New for Nukes in the New NDAA?

The FY2026 National Defense Authorization Act (NDAA) paints a picture of a Congress that is working to both protect and accelerate nuclear modernization programs while simultaneously lacking trust in the Pentagon and the Department of Energy to execute them.

12.18.25 | 5 min read
read more
FAS
Blog
“I’ve always been around people who make a living by caring”: an interview with Impact Fellow John Whitmer

For Impact Fellow John Whitmer, working in public service was natural. “I’ve always been around people who make a living by caring.”

12.18.25 | 3 min read
read more