The U.S.-made Thompson Submachine Gun was developed by Gen. John T. Thompson, who envisioned a "one-man, hand-held machine gun" in .45 ACP for use in the ongoing trench warfare of World War I.

Ukrainian serviceman firing a machine gun at a firing range, Donetsk Oblast, Ukraine, March 15, 2023 Ignacio Marin/Anadolu Agency/Getty Images 2023-05-02T02:17:18Z Share ...

The new 5.45mm RPL-20 belt-fed hand-held machine-gun is designed to provide fire support for assault units, Kalashnikov Group Director General Alan Lushnikov said MOSCOW, May 23. /TASS/.

The RPL-7 is a machine gun chambered for the 7.62 mm cartridge of the 1943 model, ... the new 5.45 mm RPL-20 belt-fed hand-held machine gun is intended to provide fire support for assault units, ...

RPD light machine gun. The Ruchnoy Pulemyot Degtyaryova (Degtyarov Hand-Held Machine Gun), RPD light machine gun was designed by Vasily Degtyaryov in 1943 and, while some made their way to the ...