AK-74 be used by the majority of countries of the former Soviet Union. Additionally, licensed copies were produced in Bulgaria (AK-74, AKS-74 and AKS-74U), and the former East Germany (MPi-AK-74N, MPi-AKS-74N, MPi-AKS-74NK). Besides former Soviet republics and eastern European countries, Mongolia, North Korean Special Forces, and Vietnamese People's Naval infantry use AK-74s. The AK-74 was designed by А. D. Kryakushin's group under the design supervision of Mikhail Kalashnikov and is an adaptation of the 7.62×39mm AKM assault rifle and features several important design improvements. These improvements were primarily the result of converting the rifle to the intermediate-caliber high velocity 5.45×39mm cartridge.
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