Until the late 1980s, many police forces and the FBI issued. Military, 60% of the United States police force, and the majority of civilians rely on 9mm semi-automatic pistols as their concealed carry or duty carry handgun.įrom 1911 to 1985, the Army's pistol of choice was the M1911/M1911A1, famously chambered in the larger. History and PerformanceĪs I covered in our comparison of the most popular pistol calibers, many consider 9mm to be the minimally powered round for self-defense purposes.
We've covered many of the benefits of the 9mm caliber in more detail in other guides on this website, but I'll touch on its benefits and history as quickly as I can.
