The Suomi KP/ -31 submachine gun sticks out amongst its peers, and I'm interested in its story. As I investigate the design and production history behind this Finnish firearm, I find that the mix of ingenious functions like the high-capacity drum magazine and quick-change barrel made it a game-changer https://raymonddfec344222.full-design.com/wartime-service-of-the-suomi-kp-31-submachinegun-70909092