Mobile Defense

Mobile defense is a manoeuvre by military units that repulses an attack by the use of wellplanned counter-attacks by the defender, which seeks to avoid a

pitched battle A pitched battle or set-piece battle is a battle in which opposing forces each anticipate the setting of the battle, and each chooses to commit to it. Either side may have the option to disengage before the battle starts or shortly thereafter. A ...

. One modern example of mobile defense was during

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

during the

Third Battle of Kharkov The Third Battle of Kharkov was a series of battles on the Eastern Front of World War II, undertaken by Army Group South of Nazi Germany against the Soviet Red Army, around the city of Kharkov between 19 February and 15 March 1943. Known to ...

. The German commander,

Field Marshal Field marshal (or field-marshal, abbreviated as FM) is the most senior military rank, ordinarily senior to the general officer ranks. Usually, it is the highest rank in an army and as such few persons are appointed to it. It is considered as ...

Erich von Manstein Fritz Erich Georg Eduard von Manstein (born Fritz Erich Georg Eduard von Lewinski; 24 November 1887 – 9 June 1973) was a German Field Marshal of the ''Wehrmacht'' during the Second World War, who was subsequently convicted of war crimes and ...

, used

II SS Panzer Corps The II SS Panzer Corps was a German Waffen-SS armoured corps which saw action on both the Eastern Front (World War II), Eastern and Western Front (World War II), Western Fronts during World War II. It was commanded by Paul Hausser during the Thir ...

to launch an attack to the rear of the Soviet spearhead force and to encircle it. The success led to the stabilization of the German

Army Group South Army Group South (german: Heeresgruppe Süd) was the name of three German Army Groups during World War II. It was first used in the 1939 September Campaign, along with Army Group North to invade Poland. In the invasion of Poland Army Group Sou ...

. Manstein became a proponent of the use of a strategy of mobile defense on the Eastern Front as a whole. Manstein came to the conclusion that Germany could not defeat the Soviet Union in the traditional static defensive system used in

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 ...

and that the only chance to achieve a draw was to wear down the Soviet Army in costly mobile battles. Manstein formulated a plan for the summer of 1943 in which he argued all mechanized forces should be deployed south of

Kharkov Kharkiv ( uk, Ха́рків, ), also known as Kharkov (russian: Харькoв, ), is the second-largest city and municipality in Ukraine.

and await the Soviet summer offensive, which was believed to be aimed at capturing the

Donets Basin The Seversky Donets () or Siverskyi Donets (), usually simply called the Donets, is a river on the south of the East European Plain. It originates in the Central Russian Upland, north of Belgorod, flows south-east through Ukraine (Kharkiv, Don ...

. The mechanized force would launch an offensive south to the

Sea of Azov The Sea of Azov ( Crimean Tatar: ''Azaq deñizi''; russian: Азовское море, Azovskoye more; uk, Азовське море, Azovs'ke more) is a sea in Eastern Europe connected to the Black Sea by the narrow (about ) Strait of Kerch, ...

once the Basin had been captured by the Soviets. The German

Führer ( ; , spelled or ''Fuhrer'' when the Umlaut (diacritic), umlaut is not available) is a German word meaning "leader" or "guide". As a political title, it is strongly associated with the Nazi Germany, Nazi dictator Adolf Hitler. Nazi Germany ...

Adolf Hitler Adolf Hitler (; 20 April 188930 April 1945) was an Austrian-born German politician who was dictator of Nazi Germany, Germany from 1933 until Death of Adolf Hitler, his death in 1945. Adolf Hitler's rise to power, He rose to power as the le ...

, ultimately rejected this plan, instead choosing a more conventional, double-envelopment attack on

Kursk Kursk ( rus, Курск, p=ˈkursk) is a city and the administrative center of Kursk Oblast, Russia, located at the confluence of the Kur, Tuskar, and Seym rivers. The area around Kursk was the site of a turning point in the Soviet–German stru ...

. The Battle of St. Vith, one of the many battles fought during the

Battle of the Bulge The Battle of the Bulge, also known as the Ardennes Offensive, was the last major German offensive (military), offensive military campaign, campaign on the Western Front (World War II), Western Front during World War II. The battle lasted fr ...

, was notable for its use of armor in a mobile defense. General Bruce Clarke organized his

Combat command A combat command was a combined-arms military organization of comparable size to a brigade or regiment employed by armored forces of the United States Army from 1942 until 1963. The structure of combat commands was task-organized and so the force ...

to prevent the German attackers from advancing more than 1 km a day. The delaying action was decisive in preventing German forces quickly advancing through the area and was one of the reasons for the German offensive's failure. {{military-stub Military tactics Defensive tactics