The IV Army Corps / IV AK (german: IV. Armee-Korps) was a

corps Corps (; plural ''corps'' ; from French , from the Latin "body") is a term used for several different kinds of organization. A military innovation by Napoleon I, the formation was first named as such in 1805. The size of a corps varies great ...

level command of the

Prussia Prussia, , Old Prussian: ''Prūsa'' or ''Prūsija'' was a German state on the southeast coast of the Baltic Sea. It formed the German Empire under Prussian rule when it united the German states in 1871. It was ''de facto'' dissolved by an ...

n and then the Imperial German

Armies An army (from Old French ''armee'', itself derived from the Latin verb ''armāre'', meaning "to arm", and related to the Latin noun ''arma'', meaning "arms" or "weapons"), ground force or land force is a fighting force that fights primarily on ...

from the 19th Century to

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

. It was established on 3 October 1815 as the General Command in the

Duchy of Saxony The Duchy of Saxony ( nds, Hartogdom Sassen, german: Herzogtum Sachsen) was originally the area settled by the Saxons in the late Early Middle Ages, when they were subdued by Charlemagne during the Saxon Wars from 772 and incorporated into the C ...

(''Generalkommando im Herzogtum Sachsen'') and became the IV Army Corps on August 30, 1818. Its headquarters was in

Magdeburg Magdeburg (; nds, label=Low Saxon, Meideborg ) is the capital and second-largest city of the German state Saxony-Anhalt. The city is situated at the Elbe river. Otto I, the first Holy Roman Emperor and founder of the Archdiocese of Magdebu ...

and its catchment area included the Prussian Province of Saxony and the adjacent Saxon Duchies (

Saxe-Altenburg Saxe-Altenburg (german: Sachsen-Altenburg, links=no) was one of the Saxon duchies held by the Ernestine branch of the House of Wettin in present-day Thuringia. It was one of the smallest of the German states with an area of 1323 square kilomete ...

Anhalt Saxony-Anhalt (german: Sachsen-Anhalt ; nds, Sassen-Anholt) is a state of Germany, bordering the states of Brandenburg, Saxony, Thuringia and Lower Saxony. It covers an area of and has a population of 2.18 million inhabitants, making it the ...

) and Principalities (

Schwarzburg-Sondershausen Schwarzburg-Sondershausen was a small principality in Germany, in the present day state of Thuringia, with its capital at Sondershausen. History Schwarzburg-Sondershausen was a county until 1697. In that year, it became a principality, which la ...

Schwarzburg-Rudolstadt Schwarzburg-Rudolstadt was a small historic state in present-day Thuringia, Germany, with its capital at Rudolstadt. History Schwarzburg-Rudolstadt was established in 1599 in the course of a resettlement of Schwarzburg dynasty lands. Since t ...

Reuss Elder Line The Principality of Reuss-Greiz (german: Fürstentum Reuß-Greiz), called the Principality of the Reuss Elder Line (german: Fürstentum Reuß älterer Linie) after 1848, was a sovereign state in modern Germany, ruled by members of the House of ...

and

Reuss Junior Line The Principality of Reuss-Gera (german: Fürstentum Reuß-Gera), called the Principality of the Reuss Junior Line (german: Fürstentum Reuß jüngerer Linie) after 1848, was a sovereign state in modern Germany, ruled by members of the House of Re ...

). In peacetime, the Corps was assigned to the VI Army Inspectorate but joined the

1st Army First Army may refer to: China * New 1st Army, Republic of China * First Field Army, a Communist Party of China unit in the Chinese Civil War * 1st Group Army, People's Republic of China Germany * 1st Army (German Empire), a World War I field Arm ...

at the start of the

First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

. It was still in existence at the end of the war in the 6th Army, ''Heeresgruppe'' ''Kronprinz'' Rupprecht on the Western Front. The Corps was disbanded with the demobilisation of the German Army after

Austro-Prussian War

The IV Corps formed part of Prince Friedrich Karl of Prussia's 1st Army and fought in the Austro-Prussian War against

Austria Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...

in 1866, including the

Battle of Königgrätz The Battle of Königgrätz (or Sadowa) was the decisive battle of the Austro-Prussian War in which the Kingdom of Prussia defeated the Austrian Empire. It took place on 3 July 1866, near the Bohemian city of Hradec Králové (German: Königg ...

Franco-Prussian War

In the Franco-Prussian War of 1870-71, the Corps formed part of the 2nd Army that was commanded by Prince Friedrich Karl of Prussia. It saw action in the battles of

Beaumont Beaumont may refer to: Places Canada * Beaumont, Alberta * Beaumont, Quebec England * Beaumont, Cumbria * Beaumont, Essex ** Beaumont Cut, a canal closed in the 1930s * Beaumont Street, Oxford France (communes) * Beaumont, Ardèche * ...

and Sedan, and in the Siege of Paris.

Peacetime organisation

The 25 peacetime

Corps Corps (; plural ''corps'' ; from French , from the Latin "body") is a term used for several different kinds of organization. A military innovation by Napoleon I, the formation was first named as such in 1805. The size of a corps varies great ...

of the German Army (Guards, I - XXI, I - III Bavarian) had a reasonably standardised organisation. Each consisted of two divisions with usually two infantry brigades, one field artillery brigade and a cavalry brigade each. Each brigade normally consisted of two regiments of the appropriate type, so each Corps normally commanded 8 infantry, 4 field artillery and 4 cavalry regiments. There were exceptions to this rule: : V, VI, VII, IX and

XIV Corps 14 Corps, 14th Corps, Fourteenth Corps, or XIV Corps may refer to: * XIV Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars * XIV Corps (German Empire), a unit of the Imperial German Army prior to and during World ...

each had a 5th infantry brigade (so 10 infantry regiments) : II,

XIII XIII may refer to: * 13 (number) or XIII in Roman numerals * 13th century in Roman numerals * XIII (comics), ''XIII'' (comics), a Belgian comic book series by Jean Van Hamme and William Vance ** XIII (2003 video game), ''XIII'' (2003 video game), a ...

, XVIII and XXI Corps had a 9th infantry regiment : I, VI and XVI Corps had a 3rd cavalry brigade (so 6 cavalry regiments) :the Guards Corps had 11 infantry regiments (in 5 brigades) and 8 cavalry regiments (in 4 brigades). Each Corps also directly controlled a number of other units. This could include one or more :Foot Artillery Regiment : Jäger Battalion :

Pioneer Pioneer commonly refers to a settler who migrates to previously uninhabited or sparsely inhabited land. In the United States pioneer commonly refers to an American pioneer, a person in American history who migrated west to join in settling and de ...

Battalion :

Train In rail transport, a train (from Old French , from Latin , "to pull, to draw") is a series of connected vehicles that run along a railway track and transport people or freight. Trains are typically pulled or pushed by locomotives (often ...

Battalion

World War I

Organisation on mobilisation

On mobilization on 2 August 1914 the Corps was restructured. 8th Cavalry Brigade was withdrawn to form part of the 2nd Cavalry Division and the 7th Cavalry Brigade was broken up: the 10th Hussar Regiment was raised to a strength of 6 squadrons before being split into two half-regiments of 3 squadrons each and the half-regiments were assigned as divisional cavalry to 7th and 8th Divisions; the 16th Uhlan Regiment was likewise assigned as two half-regiments to

13th In music or music theory, a thirteenth is the note thirteen scale degrees from the root of a chord and also the interval between the root and the thirteenth. The interval can be also described as a compound sixth, spanning an octave pl ...

and 14th Divisions of

VII Corps 7th Corps, Seventh Corps, or VII Corps may refer to: * VII Corps (Grande Armée), a corps of the Imperial French army during the Napoleonic Wars * VII Corps (German Empire), a unit of the Imperial German Army prior to and during World War I * VII ...

. Divisions received engineer companies and other support units from the Corps headquarters. In summary, IV Corps mobilised with 25 infantry battalions, 9 machine gun companies (54 machine guns), 6 cavalry squadrons, 24 field artillery batteries (144 guns), 4 heavy artillery batteries (16 guns), 3 pioneer companies and an aviation detachment.

Combat chronicle

On mobilisation, IV Corps was assigned to the

on the right wing of the forces for the

Schlieffen Plan The Schlieffen Plan (german: Schlieffen-Plan, ) is a name given after the First World War to German war plans, due to the influence of Field Marshal Alfred von Schlieffen and his thinking on an invasion of France and Belgium, which began on ...

offensive in August 1914 on the Western Front. It participated in the Battle of Mons and the

First Battle of the Marne The First Battle of the Marne was a battle of the First World War fought from 5 to 12 September 1914. It was fought in a collection of skirmishes around the Marne River Valley. It resulted in an Entente victory against the German armies in the ...

which marked the end of the German advances in 1914. Later, it participated in the Battle of the Somme, particularly the

Battle of Delville Wood The Battle of Delville Wood was a series of engagements in the 1916 Battle of the Somme in the First World War, between the armies of the German Empire and the British Empire. Delville Wood , was a thick tangle of trees, chiefly beech and ...

and the Battle of Pozières. It was still in existence at the end of the war in the 6th Army, ''Heeresgruppe'' ''Kronprinz'' Rupprecht on the Western Front.

49th Landwehr Brigade

During the war, the 49th Landwehr Brigade joined the corps; it had originally been part of 4th Army. It had its headquarters at Bois de Lord farm on the River Aisne for most of the First World War. From 1915 the 49th Landwehr Brigade was commanded by Lt. General Hans

von Blumenthal The von Blumenthal family are Lutheran and Roman Catholic German nobility, originally from Brandenburg-Prussia. Other (unrelated) families of this name exist in Switzerland and formerly in Russia, and many unrelated families (quite a few of them Je ...

, who had retired in 1910 after disagreements with his commanding officer General

Maximilian von Prittwitz Maximilian “Max” Wilhelm Gustav Moritz von Prittwitz und Gaffron (27 November 1848 – 29 March 1917) was an Imperial German general. He fought in the Austro-Prussian War, the Franco-Prussian War, and briefly in the First World War. Fami ...

. On the outbreak of war he had returned to active service, first to command 60th Landwehr Brigade.

Commanders

The IV Corps had the following commanders during its existence:The Prussian Machine
Accessed: 2 June 2012

References

Bibliography

* * * * * {{DEFAULTSORT:4th Corps (German Empire) Corps of Germany in World War I Military units and formations established in 1815 Military units and formations disestablished in 1919