The Trump administration is suing the local government of Washington, DC, over its gun laws, alleging that restrictions on certain semiautomatic weapons run afoul of Second Amendment rights.

The jury in Hunter Biden’s federal gun trial began deliberations on Monday after the defendant declined to testify in his own defense and both sides presented closing arguments in the historic case ...

Gun violence is down across America this year but it peaks every summer and Chicago’s Fourth of July weekend bore the data out, with 109 people shot, including 19 fatally, police said in a Monday news ...

In 2013, a company called Slide Fire Solutions introduced a device called a “bump stock” that enabled a semi-automatic assault rifle to behave like a fully automatic one — dancing around the ...

As the manhunt for a still-unidentified suspect in the fatal shooting of a health care executive in Manhattan continues on its fifth day, police are missing key pieces of evidence and combing through ...

A shooter armed with several guns opened fire in the lobby of an Idaho sheriff’s office and the street outside Friday, injuring three people before being killed in a standoff with law enforcement, the ...

A conservative federal appeals court said Thursday that a federal law banning the sale of handguns to 18- to 20-year-olds is unconstitutional, elevating a significant question about the Second ...

Australian Prime Minister Anthony Albanese has announced a national buy-back scheme for firearms to “get more guns off our streets” following the Bondi Beach massacre.

These details and others, shared by law enforcement and people who know suspect Luigi Mangione, have been mounting since last week’s daylight killing of UnitedHealthcare CEO Brian Thompson on a busy ...