NATO adopted the 9x19 Parabellum as their official sidearm in 1955, along with the U.S. army exchanged the .forty five ACP with the 9mm as their official cartridge. Decades later on, shooters remain able to find 9mm ammo for sale in nearly every gun retail outlet.Maintain your firearm tighter. Luke dude Do not check with claimed: New to me. Cheep s