One of these newer types of weapons at the time was the submachine gun. Submachine guns are compact, shoulder-fired firearms capable of fully automatic fire that are loaded with pistol ammunition.

Troops of 6 Brigade Nigerian Army/ Sector 3 Operation Whirl Stroke (OPWS), have apprehended a suspected gunrunner, Alhaji Adamu Usman, and recovered a fabricated submachine gun from him.

The troops of 6 Brigade of the Nigerian Army/ Sector 3 Operation Whirl Stroke (OPWS), have apprehended Adamu Usman, a suspected gunrunner, recovering an illegally-fabricated submachine gun from him.