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United States Navy Armed Guard

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United States Navy Armed Guard units were established during World War II and headquartered in New Orleans. The purpose of the guard was to man the deck guns of merchant ships to provide a nominal defense against attack. This was to counter the constant danger presented by enemy submarines , surface raiders , fighter aircraft and bombers . There was a shortage of escort vessels to provide the merchant vessels with adequate protection. The NAG had three training centers, at Norfolk , Virginia ; San Diego , California ; and Gulfport , Mississippi . At the end of the war, there were 144,857 men serving in the Navy Armed Guard on 6,200 ships.

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73-436: The United States Navy Armed Guard (USNAG) were U.S. Navy gun crews consisting of Gunner 's Mates, Coxswains and Boatswains , Radiomen , Signalmen , an occasional Pharmacist's Mate , and toward the end of the war a few radarmen serving at sea on merchant ships. Armed Guard crews served on Allied merchant marine ships in every theatre of the war. Typically the crew was led by a single commissioned officer, but earlier in

146-493: A core, with the first drilled bore ordnance recorded in operation near Seville in 1247. They fired lead, iron, or stone balls, sometimes large arrows and on occasions simply handfuls of whatever scrap came to hand. During the Hundred Years' War , these weapons became more common, initially as the bombard and later the cannon . Cannons were always muzzle-loaders . While there were many early attempts at breech-loading designs,

219-408: A field carriage, immobility once emplaced, highly individual design, and noted unreliability (in 1460 James II , King of Scots, was killed when one exploded at the siege of Roxburgh). Their large size precluded the barrels being cast and they were constructed out of metal staves or rods bound together with hoops like a barrel, giving their name to the gun barrel . The use of the word "cannon" marks

292-515: A hollow iron ball filled with pitch and fuse, designed to be fired at close range and burst on contact. The most popular in Portuguese arsenals was the berço , a 5 cm, one pounder bronze breech-loading cannon that weighted 150 kg with an effective range of 600 meters. A tactical innovation the Portuguese introduced in fort defense was the use of combinations of projectiles against massed assaults. Although canister shot had been developed in

365-471: A lack of engineering knowledge rendered these even more dangerous to use than muzzle-loaders. In 1415, the Portuguese invaded the Mediterranean port town of Ceuta . While it is difficult to confirm the use of firearms in the siege of the city, it is known the Portuguese defended it thereafter with firearms, namely bombardas , colebratas , and falconetes . In 1419, Sultan Abu Sa'id led an army to reconquer

438-469: A mid-19th-century 12-pounder gun , which fired a 4.1 kg (9.0 lb) round, with a kinetic energy of 240 kilojoules, or a 20th-century US battleship that fired a 1,225 kg (2,701 lb) projectile from its main battery with an energy level surpassing 350 megajoules . From the Middle Ages through most of the modern era , artillery pieces on land were moved by horse-drawn gun carriages . In

511-455: A naval gun and designed to double up as an anti-tank weapon. One of the most produced field guns during the war was the Soviet 76 mm (3.0 in) ZiS-3 with over 103,000 produced. The ZiS-3 could be used in direct fire against armored vehicles, direct fire in infantry support, and indirect fire against distant targets. The U.S. Army tried the long-range gun again from the early 1960s to

584-490: A prelude to a decisive infantry and cavalry assault. Physically, cannons continued to become smaller and lighter. During the Seven Years War, King Frederick II of Prussia used these advances to deploy horse artillery that could move throughout the battlefield. Frederick also introduced the reversible iron ramrod, which was much more resistant to breakage than older wooden designs. The reversibility aspect also helped increase

657-409: A prolonged siege . Perhaps the most famous use of the field gun in terms of advanced tactics was Napoleon Bonaparte 's use of very large wheels on the guns that allowed them to be moved quickly even during a battle. By moving the guns from point to point during a battle, enemy formations could be broken up to be handled by the infantry or cavalry wherever they were massing, dramatically increasing

730-556: A sixth of all rounds used by the Portuguese in Morocco were of the fused-shell variety. The new Ming Dynasty established the "Divine Engine Battalion" (神机营), which specialized in various types of artillery. Light cannons and cannons with multiple volleys were developed. In a campaign to suppress a local minority rebellion near today's Burmese border, "the Ming army used a 3-line method of arquebuses/muskets to destroy an elephant formation". When

803-556: A strong integrating effect on emerging nation-states, as kings were able to use their newfound artillery superiority to force any local dukes or lords to submit to their will, setting the stage for the absolutist kingdoms to come. Modern rocket artillery can trace its heritage back to the Mysorean rockets of Mysore . Their first recorded use was in 1780 during the battles of the Second , Third and Fourth Mysore Wars . The wars fought between

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876-429: Is a field artillery piece. Originally the term referred to smaller guns that could accompany a field army on the march, that when in combat could be moved about the battlefield in response to changing circumstances ( field artillery ), as opposed to guns installed in a fort ( garrison artillery or coastal artillery ), or to siege cannons and mortars which are too large to be moved quickly, and would be used only in

949-421: Is a widely used generic term for a projectile, which is a component of munitions . By association, artillery may also refer to the arm of service that customarily operates such engines. In some armies, the artillery arm has operated field , coastal , anti-aircraft , and anti-tank artillery; in others these have been separate arms, and with some nations coastal has been a naval or marine responsibility. In

1022-750: The British East India Company and the Kingdom of Mysore in India made use of the rockets as a weapon. In the Battle of Pollilur , the Siege of Seringapatam (1792) and in Battle of Seringapatam in 1799, these rockets were used with considerable effect against the British. After the wars, several Mysore rockets were sent to England, but experiments with heavier payloads were unsuccessful. In 1804 William Congreve, considering

1095-596: The Napoleonic Wars , the industrialist William Armstrong was awarded a contract by the government to design a new piece of artillery. Production started in 1855 at the Elswick Ordnance Company and the Royal Arsenal at Woolwich , and the outcome was the revolutionary Armstrong Gun , which marked the birth of modern artillery. Three of its features particularly stand out. Field gun A field gun

1168-457: The People's Army of Vietnam . Since the 1980s and 1990s, the field gun has seen limited combat use. The class of small and highly mobile artillery has been filled with increasing capacity by the man-portable mortar in 60 mm (2.4 in) or 81 mm (3.2 in)/82 mm (3.2 in) calibre and has replaced every artillery piece smaller than 100 mm (3.9 in). Gun-howitzers fill

1241-407: The catapult , onager , trebuchet , and ballista , are also referred to by military historians as artillery. During medieval times, more types of artillery were developed, most notably the counterweight trebuchet. Traction trebuchets, using manpower to launch projectiles, have been used in ancient China since the 4th century as anti-personnel weapons. The much more powerful counterweight trebuchet

1314-531: The contemporary era , artillery pieces and their crew relied on wheeled or tracked vehicles as transportation. These land versions of artillery were dwarfed by railway guns ; the largest of these large-calibre guns ever conceived – Project Babylon of the Supergun affair – was theoretically capable of putting a satellite into orbit . Artillery used by naval forces has also changed significantly, with missiles generally replacing guns in surface warfare . Over

1387-604: The siege of Constantinople in 1453 weighed 19 tons , took 200 men and sixty oxen to emplace, and could fire just seven times a day. The Fall of Constantinople was perhaps "the first event of supreme importance whose result was determined by the use of artillery" when the huge bronze cannons of Mehmed II breached the city's walls, ending the Byzantine Empire , according to Sir Charles Oman . Bombards developed in Europe were massive smoothbore weapons distinguished by their lack of

1460-442: The 15th century. The development of specialized pieces—shipboard artillery, howitzers and mortars —was also begun in this period. More esoteric designs, like the multi-barrel ribauldequin (known as "organ guns"), were also produced. The 1650 book by Kazimierz Siemienowicz Artis Magnae Artilleriae pars prima was one of the most important contemporary publications on the subject of artillery. For over two centuries this work

1533-551: The 16th century unequalled by contemporary European neighbours, in part due to the experience gained in intense fighting in Morocco, which served as a proving ground for artillery and its practical application, and made Portugal a forerunner in gunnery for decades. During the reign of King Manuel (1495–1521) at least 2017 cannon were sent to Morocco for garrison defense, with more than 3000 cannon estimated to have been required during that 26-year period. An especially noticeable division between siege guns and anti-personnel guns enhanced

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1606-440: The 16th century, cannon were largely (though not entirely) displaced from the battlefield—the cannon were too slow and cumbersome to be used and too easily lost to a rapid enemy advance. The combining of shot and powder into a single unit, a cartridge, occurred in the 1620s with a simple fabric bag, and was quickly adopted by all nations. It speeded loading and made it safer, but unexpelled bag fragments were an additional fouling in

1679-431: The 20th century, target acquisition devices (such as radar) and techniques (such as sound ranging and flash spotting ) emerged, primarily for artillery. These are usually utilized by one or more of the artillery arms. The widespread adoption of indirect fire in the early 20th century introduced the need for specialist data for field artillery, notably survey and meteorological, and in some armies, provision of these are

1752-527: The Detachment Commander, and the highest number being the Coverer, the second-in-command. "Gunner" is also the lowest rank, and junior non-commissioned officers are "Bombardiers" in some artillery arms. Batteries are roughly equivalent to a company in the infantry, and are combined into larger military organizations for administrative and operational purposes, either battalions or regiments, depending on

1825-559: The English-held towns of Jargeau, Meung, and Beaugency, all with the support of large artillery units. When she led the assault on Paris, Joan faced stiff artillery fire, especially from the suburb of St. Denis, which ultimately led to her defeat in this battle. In April 1430, she went to battle against the Burgundians, whose support was purchased by the English. At this time, the Burgundians had

1898-670: The Javanese were considered excellent in casting artillery, and in the knowledge of using it. In 1513, the Javanese fleet led by Pati Unus sailed to attack Portuguese Malacca "with much artillery made in Java, for the Javanese are skilled in founding and casting, and in all works in iron , over and above what they have in India ". By the early 16th century, the Javanese had already started locally-producing large guns, which were dubbed "sacred cannon[s]" or "holy cannon[s]" and have survived up to

1971-633: The Mysorian rockets to have too short a range (less than 1,000 yards) developed rockets in numerous sizes with ranges up to 3,000 yards and eventually utilizing iron casing as the Congreve rocket which were used effectively during the Napoleonic Wars and the War of 1812 . With the Napoleonic Wars, artillery experienced changes in both physical design and operation. Rather than being overseen by "mechanics", artillery

2044-525: The Portuguese and Spanish arrived at Southeast Asia, they found that the local kingdoms were already using cannons. Portuguese and Spanish invaders were unpleasantly surprised and even outgunned on occasion. Duarte Barbosa ca. 1514 said that the inhabitants of Java were great masters in casting artillery and very good artillerymen. They made many one-pounder cannons (cetbang or rentaka ), long muskets, spingarde (arquebus), schioppi (hand cannon), Greek fire , guns (cannons), and other fire-works. In all aspects

2117-473: The army. These may be grouped into brigades; the Russian army also groups some brigades into artillery divisions, and the People's Liberation Army has artillery corps. The term "artillery" also designates a combat arm of most military services when used organizationally to describe units and formations of the national armed forces that operate the weapons. During military operations , field artillery has

2190-583: The barrels of larger guns. The most common armament mounted on merchant ships were the MK II 20mm Oerlikon autocannon and the 3"/50 , 4"/50 , and 5"/38 deck guns . When practicable, the Navy Armed Guard aboard a merchant ship would provide cross-training to merchant crew members in the use of the guns in the event the Navy personnel were killed or injured. The Navy Armed Guardsmen would typically sail round trip on

2263-608: The bronze "thousand ball thunder cannon", an early example of field artillery . These small, crude weapons diffused into the Middle East (the madfaa ) and reached Europe in the 13th century, in a very limited manner. In Asia, Mongols adopted the Chinese artillery and used it effectively in the great conquest . By the late 14th century, Chinese rebels used organized artillery and cavalry to push Mongols out. As small smooth-bore barrels, these were initially cast in iron or bronze around

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2336-431: The course of military history, projectiles were manufactured from a wide variety of materials, into a wide variety of shapes, using many different methods in which to target structural/defensive works and inflict enemy casualties . The engineering applications for ordnance delivery have likewise changed significantly over time, encompassing some of the most complex and advanced technologies in use today. In some armies,

2409-455: The current context originated in the Middle Ages . One suggestion is that it comes from French atelier , meaning the place where manual work is done. Another suggestion is that it originates from the 13th century and the Old French artillier , designating craftsmen and manufacturers of all materials and warfare equipments (spears, swords, armor, war machines); and, for the next 250 years,

2482-609: The defense in a siege was lost. Cannons during this period were elongated, and the recipe for gunpowder was improved to make it three times as powerful as before. These changes led to the increased power in the artillery weapons of the time. Joan of Arc encountered gunpowder weaponry several times. When she led the French against the English at the Battle of Tourelles, in 1430, she faced heavy gunpowder fortifications, and yet her troops prevailed in that battle. In addition, she led assaults against

2555-415: The development of artillery ordnance, systems, organizations, and operations until the present, with artillery systems capable of providing support at ranges from as little as 100 m to the intercontinental ranges of ballistic missiles . The only combat in which artillery is unable to take part is close-quarters combat , with the possible exception of artillery reconnaissance teams. The word as used in

2628-453: The early 15th century, the Portuguese were the first to employ it extensively, and Portuguese engineers invented a canister round which consisted of a thin lead case filled with iron pellets, that broke up at the muzzle and scattered its contents in a narrow pattern. An innovation which Portugal adopted in advance of other European powers was fuse-delayed action shells, and were commonly used in 1505. Although dangerous, their effectiveness meant

2701-414: The end of the 14th century, cannons were only powerful enough to knock in roofs, and could not penetrate castle walls. However, a major change occurred between 1420 and 1430, when artillery became much more powerful and could now batter strongholds and fortresses quite efficiently. The English, French, and Burgundians all advanced in military technology, and as a result the traditional advantage that went to

2774-433: The enemy by obscuring their view. Fire may be directed by an artillery observer or another observer, including crewed and uncrewed aircraft, or called onto map coordinates . Military doctrine has had a significant influence on the core engineering design considerations of artillery ordnance through its history, in seeking to achieve a balance between the delivered volume of fire with ordnance mobility. However, during

2847-410: The fallen city, and Marinids brought cannons and used them in the assault on Ceuta. Finally, hand-held firearms and riflemen appear in Morocco, in 1437, in an expedition against the people of Tangiers . It is clear these weapons had developed into several different forms, from small guns to large artillery pieces. The artillery revolution in Europe caught on during the Hundred Years' War and changed

2920-515: The form of howitzers of 105 mm (4.1 in) to 155 mm (6.1 in), or in form of hybrid anti-tank/field guns that had high enough muzzle velocity to be used in both roles. The most common field guns of the era were the British 5.5 in (140 mm), the American 155 mm Long Tom (a development of a French World War I weapon) and the Soviet BS-3 – an artillery piece adapted from

2993-488: The ground breaking legs and ankles. The development of modern artillery occurred in the mid to late 19th century as a result of the convergence of various improvements in the underlying technology. Advances in metallurgy allowed for the construction of breech-loading rifled guns that could fire at a much greater muzzle velocity . After the British artillery was shown up in the Crimean War as having barely changed since

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3066-423: The gun barrel and a new tool—a worm —was introduced to remove them. Gustavus Adolphus is identified as the general who made cannon an effective force on the battlefield—pushing the development of much lighter and smaller weapons and deploying them in far greater numbers than previously. The outcome of battles was still determined by the clash of infantry. Shells, explosive-filled fused projectiles, were in use by

3139-418: The introduction in the 15th century of a dedicated field carriage with axle, trail and animal-drawn limber—this produced mobile field pieces that could move and support an army in action, rather than being found only in the siege and static defenses. The reduction in the size of the barrel was due to improvements in both iron technology and gunpowder manufacture, while the development of trunnions —projections at

3212-470: The introduction of a gun shield necessary. The problems of how to employ a fixed or horse-towed gun in mobile warfare necessitated the development of new methods of transporting the artillery into combat. Two distinct forms of artillery were developed: the towed gun, used primarily to attack or defend a fixed-line; and the self-propelled gun, intended to accompany a mobile force and to provide continuous fire support and/or suppression. These influences have guided

3285-402: The largest calibres were heavy guns . Since about the start of World War II , the term has been applied to long-range artillery pieces that fire at a relatively low angle, as opposed to howitzers which can fire at higher angles. Field guns also lack a specialized purpose, such as anti-tank or coastal artillery. By the later stages of World War II the majority of artillery in use was either in

3358-486: The largest share of an army's total firepower. Originally, the word "artillery" referred to any group of soldiers primarily armed with some form of manufactured weapon or armour. Since the introduction of gunpowder and cannon, "artillery" has largely meant cannon, and in contemporary usage, usually refers to shell -firing guns , howitzers , and mortars (collectively called barrel artillery , cannon artillery or gun artillery ) and rocket artillery . In common speech,

3431-699: The late 1970s with the M107 175 mm gun . The M107 was used extensively in the Vietnam War and proved effective in artillery duels with the North Vietnamese forces. It was considered a high-maintenance item and was removed from service with U.S. forces after a rash of cracked barrels. Production of the M107 continued until 1980 and the gun is still in service with the Israeli military. Reserve stocks are held by other former users such as

3504-535: The middle ground, with the world rapidly standardizing on either the 155 mm NATO or 152 mm (6.0 in) Russian (former USSR ) standards. The need for a long-range weapon is filled by rockets , missiles , and aircraft . Modern gun-artillery such as the L118 105 mm light gun or the M119 105 mm howitzer are used to provide fire support for infantry and armour at ranges where mortars are impractical. Man-packed mortars lack

3577-447: The modern period, the consideration of protecting the gunners also arose due to the late-19th-century introduction of the new generation of infantry weapons using conoidal bullet , better known as the Minié ball , with a range almost as long as that of field artillery. The gunners' increasing proximity to and participation in direct combat against other combat arms and attacks by aircraft made

3650-462: The nuts, bolts and screws made their mass production and repair much easier. While the Gribeauval system made for more efficient production and assembly, the carriages used were heavy and the gunners were forced to march on foot (instead of riding on the limber and gun as in the British system). Each cannon was named for the weight of its projectiles, giving us variants such as 4, 8, and 12, indicating

3723-705: The overall effectiveness of the attack. As the evolution of artillery continued, almost all guns of any size became capable of being moved at some speed. With few exceptions, even the largest siege weapons had become mobile by road or rail by the start of World War I , and evolution after that point tended to be towards smaller weapons with increased mobility. Even the German super-heavy guns in World War II were rail or caterpillar-track mobile. In British use, field guns or light guns were anything up to 4.5 in (110 mm) in calibre, larger calibres were medium guns , and

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3796-697: The present day - though in limited numbers. These cannons varied between 180 and 260 pounders, weighing anywhere between 3–8 tons, measuring between 3–6 m. Between 1593 and 1597, about 200,000 Korean and Chinese troops which fought against Japan in Korea actively used heavy artillery in both siege and field combat. Korean forces mounted artillery in ships as naval guns , providing an advantage against Japanese navy which used Kunikuzushi (国崩し – Japanese breech-loading swivel gun ) and Ōzutsu (大筒 – large size Tanegashima ) as their largest firearms. Bombards were of value mainly in sieges . A famous Turkish example used at

3869-461: The range and power of infantry firearms . Early artillery development focused on the ability to breach defensive walls and fortifications during sieges , and led to heavy, fairly immobile siege engines . As technology improved, lighter, more mobile field artillery cannons developed for battlefield use. This development continues today; modern self-propelled artillery vehicles are highly mobile weapons of great versatility generally providing

3942-468: The rate of fire, since a soldier would no longer have to worry about what end of the ramrod they were using. Jean-Baptiste de Gribeauval , a French artillery engineer, introduced the standardization of cannon design in the mid-18th century. He developed a 6-inch (150 mm) field howitzer whose gun barrel, carriage assembly and ammunition specifications were made uniform for all French cannons. The standardized interchangeable parts of these cannons down to

4015-406: The responsibility of the artillery arm. The majority of combat deaths in the Napoleonic Wars , World War I , and World War II were caused by artillery. In 1944, Joseph Stalin said in a speech that artillery was "the god of war". Although not called by that name, siege engines performing the role recognizable as artillery have been employed in warfare since antiquity. The first known catapult

4088-548: The role of providing support to other arms in combat or of attacking targets, particularly in-depth. Broadly, these effects fall into two categories, aiming either to suppress or neutralize the enemy, or to cause casualties, damage, and destruction. This is mostly achieved by delivering high-explosive munitions to suppress, or inflict casualties on the enemy from casing fragments and other debris and from blast , or by destroying enemy positions, equipment, and vehicles. Non-lethal munitions, notably smoke, can also suppress or neutralize

4161-631: The same ship, occasionally they would get a different assignment upon reaching their destination depending on convoy schedules. The 1943 film Action in the North Atlantic , featuring Humphrey Bogart , Raymond Massey , and Alan Hale , illustrates the importance of the Naval Armed Guard and how it interfaced with the Merchant Marine officers and crew. Artillery Artillery are ranged weapons that launch munitions far beyond

4234-718: The sense of the word "artillery" covered all forms of military weapons. Hence, the naming of the Honourable Artillery Company , which was essentially an infantry unit until the 19th century. Another suggestion is that it comes from the Italian arte de tirare (art of shooting), coined by one of the first theorists on the use of artillery, Niccolò Tartaglia . The term was used by Girolamo Ruscelli (died 1566) in his Precepts of Modern Militia published posthumously in 1572. Mechanical systems used for throwing ammunition in ancient warfare, also known as " engines of war ", like

4307-460: The side of the cannon as an integral part of the cast—allowed the barrel to be fixed to a more movable base, and also made raising or lowering the barrel much easier. The first land-based mobile weapon is usually credited to Jan Žižka , who deployed his oxen-hauled cannon during the Hussite Wars of Bohemia (1418–1424). However, cannons were still large and cumbersome. With the rise of musketry in

4380-468: The siege of Roxburgh Castle in 1460. The able use of artillery supported to a large measure the expansion and defense of the Portuguese Empire , as it was a necessary tool that allowed the Portuguese to face overwhelming odds both on land and sea from Morocco to Asia. In great sieges and in sea battles, the Portuguese demonstrated a level of proficiency in the use of artillery after the beginning of

4453-454: The siege sixty-nine guns in fifteen separate batteries and trained them at the walls of the city. The barrage of Ottoman cannon fire lasted forty days, and they are estimated to have fired 19,320 times. Artillery also played a decisive role in the Battle of St. Jakob an der Birs of 1444. Early cannon were not always reliable; King James II of Scotland was killed by the accidental explosion of one of his own cannon, imported from Flanders, at

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4526-653: The strongest and largest gunpowder arsenal among the European powers, and yet the French, under Joan of Arc's leadership, were able to beat back the Burgundians and defend themselves. As a result, most of the battles of the Hundred Years' War that Joan of Arc participated in were fought with gunpowder artillery. The army of Mehmet the Conqueror , which conquered Constantinople in 1453, included both artillery and foot soldiers armed with gunpowder weapons. The Ottomans brought to

4599-406: The term "gunners" for the soldiers and sailors with the primary function of using artillery. The gunners and their guns are usually grouped in teams called either "crews" or "detachments". Several such crews and teams with other functions are combined into a unit of artillery, usually called a battery , although sometimes called a company. In gun detachments, each role is numbered, starting with "1"

4672-634: The use and effectiveness of Portuguese firearms above contemporary powers, making cannon the most essential element in the Portuguese arsenal. The three major classes of Portuguese artillery were anti-personnel guns with a high borelength (including: rebrodequim , berço , falconete , falcão , sacre , áspide , cão , serpentina and passavolante ); bastion guns which could batter fortifications ( camelete , leão , pelicano , basilisco , águia , camelo , roqueira , urso ); and howitzers that fired large stone cannonballs in an elevated arch, weighted up to 4000 pounds and could fire incendiary devices, such as

4745-411: The war chiefs and even petty officers had command. The assignment as an Armed Guardsman was often dreaded because of the constant danger. Merchant ships were slow, unwieldy, and priority targets of submarines and planes. Furthermore, merchant ships were among the last to receive updated equipment. Early on in the war, some ships only had a few machine guns, so the crews painted telephone poles to imitate

4818-487: The way that battles were fought. In the preceding decades, the English had even used a gunpowder-like weapon in military campaigns against the Scottish. However, at this time, the cannons used in battle were very small and not particularly powerful. Cannons were only useful for the defense of a castle , as demonstrated at Breteuil in 1356, when the besieged English used a cannon to destroy an attacking French assault tower. By

4891-580: The weapon of artillery is the projectile, not the equipment that fires it. The process of delivering fire onto the target is called gunnery. The actions involved in operating an artillery piece are collectively called "serving the gun" by the "detachment" or gun crew, constituting either direct or indirect artillery fire. The manner in which gunnery crews (or formations) are employed is called artillery support. At different periods in history, this may refer to weapons designed to be fired from ground-, sea-, and even air-based weapons platforms . Some armed forces use

4964-421: The weight in pounds. The projectiles themselves included solid balls or canister containing lead bullets or other material. These canister shots acted as massive shotguns, peppering the target with hundreds of projectiles at close range. The solid balls, known as round shot , was most effective when fired at shoulder-height across a flat, open area. The ball would tear through the ranks of the enemy or bounce along

5037-629: The word "artillery" is often used to refer to individual devices, along with their accessories and fittings, although these assemblages are more properly called "equipment". However, there is no generally recognized generic term for a gun, howitzer, mortar, and so forth: the United States uses "artillery piece", but most English-speaking armies use "gun" and "mortar". The projectiles fired are typically either " shot " (if solid) or "shell" (if not solid). Historically, variants of solid shot including canister , chain shot and grapeshot were also used. "Shell"

5110-491: Was developed in Syracuse in 399 BC. Until the introduction of gunpowder into western warfare, artillery was dependent upon mechanical energy which not only severely limited the kinetic energy of the projectiles, it also required the construction of very large engines to accumulate sufficient energy. A 1st-century BC Roman catapult launching 6.55 kg (14.4 lb) stones achieved a kinetic energy of 16 kilojoules , compared to

5183-454: Was invented in the eastern Mediterranean region in the 12th century, with the earliest definite attestation in 1187. Early Chinese artillery had vase-like shapes. This includes the "long range awe inspiring" cannon dated from 1350 and found in the 14th century Ming dynasty treatise Huolongjing . With the development of better metallurgy techniques, later cannons abandoned the vase shape of early Chinese artillery. This change can be seen in

5256-501: Was used in Europe as a basic artillery manual. One of the most significant effects of artillery during this period was however somewhat more indirect—by easily reducing to rubble any medieval-type fortification or city wall (some which had stood since Roman times), it abolished millennia of siege-warfare strategies and styles of fortification building. This led, among other things, to a frenzy of new bastion -style fortifications to be built all over Europe and in its colonies, but also had

5329-423: Was viewed as its own service branch with the capability of dominating the battlefield. The success of the French artillery companies was at least in part due to the presence of specially trained artillery officers leading and coordinating during the chaos of battle. Napoleon , himself a former artillery officer, perfected the tactic of massed artillery batteries unleashed upon a critical point in his enemies' line as

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