The AK-47 ranks among the most widely used, easily identified, and culturally notable firearms because earlier designs that changed combat each addressed a specific shortcoming such as cartridge power, manufacturing speed, dependability, or simple upkeep in the field.

Its origins trace to two turning points in World War II, the first being Germany’s Sturmgewehr 44, the earliest fully successful assault rifle. Until then German troops carried both bolt-action rifles and submachine guns. The former delivered range and speed yet proved slow to fire and often too powerful at ordinary fighting distances, while the latter offered movement and a high rate of fire but fell short on accuracy and reach. Germany answered with an intermediate 7.92 by 33 millimeter Kurz round in a select-fire rifle that produced manageable automatic fire at useful distances.