AK-47 AK-47 The AK-47, AK, or as it is officially known (), also known as the Kalashnikov, is a gas-operated, 7.62×39mm assault rifle, developed in the Soviet Union by Mikhail Kalashnikov. It is the originating firearm of the Kalashnikov rifle (or "AK") family. Design work on the AK-47 began in 1945. In 1946, the AK-47 was presented for official military trials, and in 1948, the fixed-stock version was introduced into active service with selected units of the Soviet Army. An early development of the design was the "AKS" (S—"Skladnoy" or "folding"), which was equipped with an underfolding metal shoulder stock. In
AK-12 fall 2013. However, on 23 September 2013, the "Izvestiya" tabloid wrote that, according to an anonymous source, the AK-12 will not be adopted or even undergo state tests due to shortcomings in preliminary tests. The AK-12 was to replace three previous of AK models and standardize assault rifles in the Russian military. The government's rejection of the AK-12 was because senior commanders said they had millions of stockpiled AK-74 models and did not need a new rifle. Though, trials will continue for law enforcement agencies. However, on 23 December 2014, the Russian Army announced that the AK-12, as well as