Various

The AK-47 (Avtomat Kalashnikova model 1947) is a gas‑operated, selective‑fire assault rifle designed around a simple, rugged construction philosophy that prioritises reliability under adverse conditions over ergonomic refinement. Intended primarily for military service, it has also been adopted by numerous law‑enforcement and paramilitary groups, and civilian semi‑automatic variants are widespread. Its key innovations include a long‑stroke gas piston with a rotating bolt, a chrome‑lined barrel and chamber, and a stamped or milled receiver that can be produced with minimal tooling. The AK‑47’s reputation rests on its legendary durability, ease of maintenance, and ability to function with dirty ammunition, which has made it the archetype of a “battle‑ready” weapon. Distinguishing characteristics are its distinctive curved 30‑round magazine, pronounced recoil spring guide rod, and the iconic wooden or polymer stock with a pistol grip that together create a silhouette recognized worldwide.

The Makarov PM was the standard Soviet military and police sidearm for decades, known for simplicity and durability.

The matchlock was the first mechanism invented to facilitate the firing of a handheld firearm, representing a revolutionary advance in military technology during the late medieval and early modern periods. The design employed a slow-burning match cord clamped in a serpentine arm that, upon pulling the trigger, lowered the glowing tip into a flash pan filled with priming powder, which then ignited the main charge through a touch hole. The matchlock musket was the dominant infantry firearm in Europe from the 15th through the late 17th centuries, and in parts of Asia well into the 19th century. While simplistic and susceptible to wet weather, the matchlock transformed warfare by making firearms practical for mass infantry formations and marked the beginning of the gunpowder age on the battlefield.