Submachine guns of the mid 20th century and early Cold War era (1960's, including the Vietnam War).

Sten Mk. II (9x19mm)
MAS-38 (.32 ACP)
MAT-49 (9x19mm)
K-50M (7.62x25mm)
Thompson M1A1 (.45 ACP)
M3A1 (.45 ACP)
Vz.61 Skorpion (.32 ACP)
PPSh-41 (7.62x25)
Uzi (9x19mm)