The 4th Army () was a

World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...

and

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

field army of the

Royal Italian Army The Royal Italian Army () (RE) was the land force of the Kingdom of Italy, established with the proclamation of the Kingdom of Italy. During the 19th century Italy started to unify into one country, and in 1861 Manfredo Fanti signed a decree c ...

World War I

During World War I, the 4th Army was positioned between the

Asiago Asiago (; Venetian language, Venetian: ''Axiago'', Cimbrian: ''Slege'', German language, German: ''Schlägen'' ) is a minor township (population roughly 6,500) with the title of ciin the surrounding plateau region (the ''Altopiano di Asiago'' o ...

plateau and the

Carnic Alps The Carnic Alps (; ; ; ) are a range of the Southern Limestone Alps in Austria and northeastern Italy. They are within Austrian East Tyrol and Carinthia, and Italian Friuli (Province of Udine) and marginally in Veneto. Etymology They are ...

. During the Caporetto disaster, it had to withdraw to the Mount Grappa massif, where it won the defensive battle of Mount Grappa. It then participated in the successful Battle of the Piave River (June 1918) and Battle of Vittorio Veneto (October–November 1918). Its commanders were : * Luigi Nava (May 1915 - September 1915) * Mario Nicolis di Robilant (September 1915 - February 1918) * Gaetano Giardino (April 1918 - December 1918)

World War II

At the beginning of World War II, the 4th Army was one of three armies that made up Army Group West commanded by Prince General Umberto di Savoia. Together with the Italian First Army and the Italian Seventh Army (kept in reserve), the 4th Army attacked French forces during the

Italian invasion of France The Italian invasion of France (10–25 June 1940), also called the Battle of the Alps, was the first major Fascist Italy, Italian engagement of World War II and the last major engagement of the Battle of France. The Italian entry into the war ...

.
After the Franco-Italian Armistice, the 4th Army occupied a small zone of France, which was enlarged in November 1942, when during

Case Anton Case Anton () was the military occupation of Vichy France carried out by Germany and Italy in November 1942. It marked the end of the Vichy regime as a nominally independent state and the disbanding of its army (the severely-limited '' Armisti ...

the Italians occupied all of southeastern France and Corsica.
After the

Armistice of Cassibile The Armistice of Cassibile ( Italian: ''Armistizio di Cassibile'') was an armistice that was signed on 3 September 1943 by Italy and the Allies, marking the end of hostilities between Italy and the Allies during World War II. It was made public ...

in September 1943, the 4th Army surrendered to the Germans. Its commanders were : * Camillo Grossi (1938 – 1940) * Mario Vercellino (1940 – 1940) *

Alfredo Guzzoni Alfredo Guzzoni (12 April 1877 – 15 April 1965) was an Italian military officer who served in both World War I and World War II. Early life Guzzoni was a native of Mantua, Italy. Military career Guzzoni joined the Italian Royal Army ('' Re ...

(1940 – 1940) * Mario Caracciolo di Feroleto (1940 – 1941) * Mario Vercellino (1941 – 1943)

Composition (1940)

* I Army Corps * IV Army Corps * Alpine Army Corps

Composition (1942–1943)

* I Army Corps * XV Army Corps * XXII Army CorpsRegio Esercito
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References

{{Large formations of Italy in World War II Field armies of Italy in World War I Field armies of Italy in World War II