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  2. National Defense Service Medal - Wikipedia

    en.wikipedia.org/wiki/National_Defense_Service_Medal

    The National Defense Service Medal (NDSM) is a service award of the United States Armed Forces established by President Dwight D. Eisenhower in 1953. It was awarded to every member of the U.S. Armed Forces who served during any one of four specified periods of armed conflict or national emergency from June 27, 1950 through December 31, 2022.

  3. Electrothermal-chemical technology - Wikipedia

    en.wikipedia.org/wiki/Electrothermal-chemical...

    Electrothermal-chemical ( ETC) technology is an attempt to increase accuracy and muzzle energy of future tank, artillery, and close-in weapon system [1] guns by improving the predictability and rate of expansion of propellants inside the barrel. An electrothermal-chemical gun uses a plasma cartridge to ignite and control the ammunition's ...

  4. Battle of Fort Sumter - Wikipedia

    en.wikipedia.org/wiki/Battle_of_Fort_Sumter

    e. The Battle of Fort Sumter (April 12–13, 1861) was the bombardment of Fort Sumter near Charleston, South Carolina by the South Carolina militia. It ended with its surrender by the United States Army, beginning the American Civil War . Following the declaration of secession by South Carolina on December 20, 1860, its authorities demanded ...

  5. Flamethrower - Wikipedia

    en.wikipedia.org/wiki/Flamethrower

    The other tube leads to an ignition chamber behind the exit of the gun assembly, where it is mixed with air and ignited through piezo ignition. This pre-ignition line is the source of the flame seen in front of the gun assembly in movies and documentaries. As the fuel passes through the flame, it is ignited and propelled towards the target.

  6. United States Army - Wikipedia

    en.wikipedia.org/wiki/United_States_Army

    United States. The United States Army ( USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution. [14] The Army is the oldest branch of the U.S. military and the most senior in order of precedence. [15]

  7. Colt Army Model 1860 - Wikipedia

    en.wikipedia.org/wiki/Colt_Army_Model_1860

    Muzzle velocity. 550–1000 ft/s (167.6–304.8 m/s) Effective firing range. 50–75 yds (45.7–68.6 m) Feed system. 6 round cylinder. The Colt Army Model 1860 is a cap & ball .44-caliber single-action revolver used during the American Civil War made by Colt's Manufacturing Company. It was used as a side arm by cavalry, infantry, artillery ...

  8. Pyrotechnic initiator - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnic_initiator

    Pyrotechnic initiator. In pyrotechnics, a pyrotechnic initiator (also initiator or igniter) is a device containing a pyrotechnic composition used primarily to ignite other, more difficult-to-ignite materials, such as thermites, gas generators, and solid-fuel rockets. The name is often used also for the compositions themselves.

  9. Structure of the United States Army - Wikipedia

    en.wikipedia.org/wiki/Structure_of_the_United...

    Team: The smallest unit. A fire team consists of a team leader (usually a sergeant or corporal ), a rifleman, a grenadier, and an automatic rifleman. A sniper team consists of a sniper who engages the enemy and a spotter who assists in targeting, team defense, and security. 4 soldiers.