Which term is used for the action of illegally bringing firearms into Illinois?

The term "firearms trafficking" specifically refers to the illegal act of trading or distributing firearms, including the illegal importation of guns into a state or country. This term encompasses a broad range of activities related to the unlawful movement of firearms, making it applicable to the situation described in the question.

Firearms trafficking is a serious offense and is often linked to organized crime, as it involves not just the act of bringing firearms into a jurisdiction without authorization, but also the subsequent sale and distribution of those firearms. This term is legally recognized and is critical to discussions around gun control and law enforcement efforts aimed at curbing illegal gun activities.

In contrast, while "firearms smuggling" could seem relevant, it is often used to describe the broader act of illegally transporting firearms across borders, which can include shipment between countries rather than focusing specifically on the state of Illinois. "Gun running" typically describes the illegal transportation of firearms on a larger scale, often associated with international arms trafficking, rather than local illegal possession or transportation. "Illegal possession" refers to having firearms without the necessary licenses or permits, rather than the act of bringing them into a location illegally. Thus, firearms trafficking is the most accurate and comprehensive term for the illegal action in this context.