NATO adopted the 9x19 Parabellum as their Formal sidearm in 1955, plus the U.S. army exchanged the .45 ACP for that 9mm as their Formal cartridge. A long time later, shooters are still capable of finding 9mm ammo for sale in virtually every gun store.Do you need a certain cartridge to your AK? Do you need to do testing on numerous handguns with ful