The AR-15 is a lightweight, air-cooled, gas-operated semi-automatic rifle. Originally designed in the late 1950s for military use, it has become popular among civilians for various purposes, including sport shooting and hunting. Its modular design allows users to customize it with different accessories, such as scopes and grips, making it versatile for different shooting styles. Despite its popularity, the AR-15 has been a focal point in discussions about gun control in the United States. Advocates argue for its use in recreational activities, while opponents raise concerns about its association with mass shootings. This ongoing debate highlights the complexities surrounding firearm ownership and regulation.