Despite the fact that Mosin-Nagant is widely used today, the rifle was never known as such in Imperial Russia or the Soviet Union. To help address the issues with Nagant, the rifle was even just ...

Following prototype attempts in the 1920s, the Soviet military began adding a variety of scopes to Mosin-Nagant rifles in 1932, eventually settling on the 3.5-power “PU sniper” variant in 1942.