The Mosin-Nagant is a Russian bolt-action, magazine fed rifle. It is most commonly chambered in the 7.62×54mmR cartridge, which was designed alongside the rifle. In the late 1880s, the Russian Empire was in dire need of a new service rifle after having been equipped with Berdan single shot rifles for such a long time, which was a major contributor to heavy casualties in recent wars with the Turks, so a contest was announced for a rifle design to replace it. Three enterprising firearm inventors s