The 150-Year-Old Law that Governs Military's Role in Local Law Enforcement

Federal agents stage at MacArthur Park in Los Angeles.

The Posse Comitatus Act is a nearly 150-year-old federal law that limits the U.S. military’s role in enforcing domestic laws. At its core, experts say the law reflects America’s long-standing belief that law enforcement should remain in civilian hands, separate from military power. President Donald Trump has tested the law’s limits in the first few […]

Trump Order Deepens National Guard’s Role in US Law Enforcement

Members of the Louisiana National Guard patrol the National Mall

The National Guard’s role in law enforcement throughout the country could expand under an executive order signed by President Donald Trump on Monday. The order requires Defense Secretary Pete Hegseth to create a specialized unit within the D.C. National Guard “dedicated to ensuring public safety and order in the nation’s capital.” Hegseth also is charged […]

Army Says It Couldn't Use New York's Red Flag Law to Disarm Lewiston Gunman

In this image taken from New York State Police body camera video that was obtained by WMTW-TV 8 in Portland, Maine, New York State Police interview Army reservist Robert Card, the man responsible for Maine's deadliest mass shooting, at Camp Smith in Cortlandt, N.Y.

Maj. Matthew Dickison accepted Robert Card’s claim that he was not planning on hurting himself or others. But the Army reservist’s paranoid behavior and agitation over the course of an hour-long psychological evaluation last summer concerned Dickison enough to recommend that Card be kept away from guns. “I’m afraid of what I may do if […]