Luger P08

The Luger P08 is most commonly chambered in 9x19mm Parabellum, the cartridge designed specifically for the pistol by Georg Luger around 1901-1902. The 9x19mm Parabellum went on to become the most widely used handgun cartridge in the world. Earlier Luger models were chambered in 7.65x21mm Parabellum, and some variants were produced in .45 ACP for U.S. military trials.

The Luger P08 was designed by Austrian firearms designer Georg Luger, who patented the pistol in 1898. Luger based his design on the earlier Borchardt C-93 pistol by Hugo Borchardt, simplifying and improving the toggle-lock mechanism into a more compact and practical sidearm. The German Army adopted it as its standard service pistol in 1908, which is the origin of the '08' designation.

The Luger P08 uses a toggle-locked, recoil-operated mechanism in which a jointed arm rises and folds upward when the pistol fires, unlocking the breech and ejecting the spent casing. This distinctive upward toggle motion is one of the most recognizable mechanical features in firearms history. The design was derived from Hugo Borchardt's C-93 pistol but refined by Georg Luger for better reliability and ergonomics.

The Luger P08 was officially replaced as the standard German service pistol by the Walther P38 in 1938, though production of Lugers continued alongside the P38 throughout World War II. Luger manufacturing by various German arsenals eventually ceased around 1942-1943. The pistol remained in limited use until the end of the war in 1945.