People participate in a demonstration as the US Supreme Court considers legality of domestic-violence gun curbs at the Supreme Court in Washington, D.C., U.S., November 7, 2023.

A federal appeals court on Tuesday ruled a Minnesota law requiring a person to be at least 21 years old before obtaining a permit to carry a handgun in public for self-defense is unconstitutional.

Pennsylvania, like 31 other states, sets 21 as the minimum age for certain gun rights. The state barred 18-to-20 years olds from openly carrying firearms during a state of emergency, including the ...