The Walther P38 is a semi-automatic pistol that was developed by Carl Walther GmbH Sportwaffen in Germany during the late 1930s. It was designed as a replacement for the older Luger P08, which was expensive and complex to manufacture. The P38 entered service with the German military in 1938 and saw extensive use during World War II.

One of the notable features of the Walther P38 is its double-action trigger mechanism, which allows the pistol to be fired either by cocking the hammer manually for single-action fire or by simply pulling the trigger for double-action fire. This design was innovative at the time and contributed to the P38’s reputation for reliability and ease of use.

The P38 was chambered in 9x19mm Parabellum, which was a standard pistol cartridge used by many countries. It had a magazine capacity of 8 rounds, although later variants increased this capacity to 10 rounds.

After World War II, the Walther P38 continued to be used by various military and police forces around the world. It also influenced the design of many subsequent pistols due to its innovative features and solid performance.

Today, the Walther P38 is considered a classic firearm and is prized by collectors for its historical significance and iconic design.