The German MP40 submachine gun (Schmeisser) was a weapon our Allied Forces feared in World War II. The MP 40 was a submachine gun chambered for the 9×19mm Parabellum cartridge and an open-bolt, blowback-operated automatic arms. It was developed in Nazi Germany and used extensively by the Axis powers during the Second World War. This weapon shot from a standard 32-round box magazine and the caliber was the standard 9x19mm Parabellum. Manufactured in Germany from 1940-1945, there were roughly 1.1 million of them manufactured. Weighing just under 9 pounds, this submachine gun was not light. With a cyclic rate of...