Sergei Ivanovich Mosin was a Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n engineer

Engineer

An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

 and a designer of the Mosin-Nagant

Mosin-Nagant

The Mosin–Nagant is a bolt-action, internal magazine-fed, military rifle invented under the government commission by Russian and Belgian inventors, and used by the armed forces of the Russian Empire, the Soviet Union and various other nations....

 rifle

Rifle

A rifle is a firearm designed to be fired from the shoulder, with a barrel that has a helical groove or pattern of grooves cut into the barrel walls. The raised areas of the rifling are called "lands," which make contact with the projectile , imparting spin around an axis corresponding to the...

.

Early life

Mosin was born in Ramon' Raion

Ramon, Russia

Ramon is an urban locality and the administrative center of Ramonsky District of Voronezh Oblast, Russia. Population: It was first mentioned in 1615. It was granted urban-type settlement status in 1938....

, Voronezh Oblast

Voronezh Oblast

Voronezh Oblast is a federal subject of Russia . It was established on June 13, 1934.-Main rivers:*Don*Voronezh*Bityug*Khopyor-Economy:...

 in 1849. He entered into a military academy

Military academy

A military academy or service academy is an educational institution which prepares candidates for service in the officer corps of the army, the navy, air force or coast guard, which normally provides education in a service environment, the exact definition depending on the country concerned.Three...

 at age 12 where he excelled as a soldier. In 1867, he entered the Alexandrovskoye Military High School in Moscow

Moscow

Moscow is the capital, the most populous city, and the most populous federal subject of Russia. The city is a major political, economic, cultural, scientific, religious, financial, educational, and transportation centre of Russia and the continent...

. Upon leaving Alexandrovskoye in 1870, he decided to go to the artillery

Artillery

Originally applied to any group of infantry primarily armed with projectile weapons, artillery has over time become limited in meaning to refer only to those engines of war that operate by projection of munitions far beyond the range of effect of personal weapons...

 branch and transferred to the Mikhailovskoye Artillery Academy. He graduated in 1875 and transferred to the Tula

Tula, Russia

Tula is an industrial city and the administrative center of Tula Oblast, Russia. It is located south of Moscow, on the Upa River. Population: -History:...

 Arsenal

Arsenal

An arsenal is a place where arms and ammunition are made, maintained and repaired, stored, issued to authorized users, or any combination of those...

 where he became the head of the machining

Machining

Conventional machining is a form of subtractive manufacturing, in which a collection of material-working processes utilizing power-driven machine tools, such as saws, lathes, milling machines, and drill presses, are used with a sharp cutting tool to physical remove material to achieve a desired...

 division.

Mosin-Nagant

It was at Tula where Mosin began his career as a weapons designer by first making improvements to the Berdan II

Berdan rifle

The Berdan rifle is a Russian rifle created by famous American firearms expert and inventor Hiram Berdan in 1868. Standard issue in the Russian army from 1869-1891, the Berdan was replaced by the Mosin-Nagant rifle...

 and later the collaboration with Nagant

Nagant

The firm Fabrique d'armes Émile et Léon Nagant was established in 1859 in Liège, Belgium, to manufacture firearms.Émile and Léon Nagant were brothers, and probably best known for their important contributions to the design of the Mosin-Nagant Russian service rifle, adopted in 1891...

 to design the Rifle of Three Lines of the Year 1891

Mosin-Nagant

The Mosin–Nagant is a bolt-action, internal magazine-fed, military rifle invented under the government commission by Russian and Belgian inventors, and used by the armed forces of the Russian Empire, the Soviet Union and various other nations....

. Mosin eventually rose to the rank of Colonel

Colonel

Colonel , abbreviated Col or COL, is a military rank of a senior commissioned officer. It or a corresponding rank exists in most armies and in many air forces; the naval equivalent rank is generally "Captain". It is also used in some police forces and other paramilitary rank structures...

 and was appointed as the director of the Sestroretsk

Sestroretsk

Sestroretsk is a municipal town in Kurortny District of the federal city of St. Petersburg, Russia, located on the shores of the Gulf of Finland, the Sestra River and the Sestroretskiy Lake northwest of St. Petersburg...

 arsenal

Arsenal

An arsenal is a place where arms and ammunition are made, maintained and repaired, stored, issued to authorized users, or any combination of those...

. He died on February 8, 1902 and was buried in Tula

Tula, Russia

Tula is an industrial city and the administrative center of Tula Oblast, Russia. It is located south of Moscow, on the Upa River. Population: -History:...

.