The 1st Army was a Royal Italian Army field army, in World War I, facing Austro-Hungarian and German forces, and in World War II, fighting on the North African front.
The Italian participation on the Eastern Front represented the military intervention of the Kingdom of Italy in the Operation Barbarossa, launched by Nazi Germany against the Soviet Union in 1941. The commitment to actively take part in the German offensive was decided by Benito Mussolini a few months before the beginning of the operation, when he became aware of Adolf Hitler's intention to invade, but it was confirmed only in the morning of 22 June 1941, as soon as the Italian dictator was informed that same day the German armies had invaded the Soviet Union.
The Royal Italian Army, participated in World War II on the side of the Axis Powers on 1940. The Royal Italian Army notably fought at the Balkans, Western Alps, North and East Africa and Russia until its defeat in 1943 by the Allies. The Royal Italian Army was then turned into the Italian Co-Belligerent Army fighting alongside the Allies while some Italian forces joined the Germans as the National Republican Army on the Italian Social Republic in Northern Italy.
During World War II, the Italian Expeditionary Corps in Russia was a corps-sized expeditionary unit of the Regio Esercito that fought on the Eastern Front. In July 1942 the CSIR entered the newly formed Italian Army in Russia as XXXV Army Corps.
The Italian Army in Russia was a combined force the size of a field army unit of the Regio Esercito which fought on the Eastern Front during World War II between July 1942 and April 1943. The ARMIR was also known as the 8th Italian Army and initially had 235,000 soldiers. The bulk of this force was destroyed by the Soviet Red Army at the Battle of Stalingrad, after which Mussolini withdrew the remnants from Russia to the West.
The 102nd Motorized Division "Trento" was a motorized infantry division of the Royal Italian Army during World War II. The division was formed in 1935 and named for the city of Trento, where its infantry and artillery regiments were based. The Trento served in the Western Desert Campaign and was destroyed in the Second Battle of El Alamein in November 1942.
The Cavalry Brigade "Pozzuolo del Friuli" is a brigade of the Italian Army, based in the Friuli-Venezia Giulia and Veneto regions. The Brigade consists of a command unit, a cavalry regiment, an amphibious infantry regiment, an artillery regiment, an engineer regiment and a logistic regiment.
The Bersaglieri Brigade "Garibaldi" is a mechanized infantry brigade of the Italian Army, based in the south of the country. Its core units are Bersaglieri, an elite infantry corps of the Italian Army. The brigade is named after Giuseppe Garibaldi, a hero of the Italian wars of unification. The brigade is part of the Division "Acqui".
The Mechanized Brigade "Pinerolo" is a mechanized infantry brigade of the Italian Army, based in the southern region of Apulia. Carrying the name of the Piedmontese city of Pinerolo the brigade's coat of arms was modeled after the city's coat of arms. The brigade is part of the Division "Acqui".
The 3rd Cavalry Division "Principe Amedeo Duca d'Aosta" was a Cavalry or "Celere" (Fast) division of the Royal Italian Army during World War II. The division was formed in 1934, and during World War II was mobilized in June 1940. As a cavalry division it took part in the Invasion of Yugoslavia and was part of the Italian Expeditionary Corps in Russia. Annihilated during the Red Army's Operation Little Saturn in December 1942, the survivors returned to Italy in spring 1943.
The 9th Infantry Division Pasubio was an infantry division of the Royal Italian Army during World War II. The Pasubio was classified as an auto-transportable division, meaning it had some motorized transport, but not enough to move the entire division at once. The division was formed as an infantry division in 1934, reorganized as auto-transportable division in 1939 and mobilized in August 1940. It was named for the battles on Pasubio during World War I. Its 79th Infantry Regiment and 8th Artillery Regiment were made up of men from Verona, while the ranks of the 80th Regiment were filled with men from Mantua. Its I CC.NN. Battalion "Sabauda" was made up of Blackshirt volunteers from Turin.
The 1st Cavalry Division "Eugenio di Savoia" was a cavalry or "Celere" (Fast) division of the Royal Italian Army during World War II. The division was mobilized in 1940 and took part in the Invasion of Yugoslavia. The division was assigned to the XI Corps in Ljubljana and remained in Yugoslavia as occupation force on the Dalmatian coast. After the Armistice of Cassibile on 8 September 1943 the division was disbanded by the Germans.
The 2nd Infantry Division "Sforzesca" was a infantry division of the Royal Italian Army during World War II. The Sforzesca was classified as a mountain infantry division, which meant that the division's artillery was moved by pack mules instead of the horse-drawn carriages of line infantry divisions. Italy's real mountain warfare divisions were the six alpine divisions manned by Alpini mountain troops. The Division, with the exception of the 53rd Infantry Regiment based in Biella, was based in Novara and recruited its troops primarily from northern Piedmont. The division was named for the Battle of Sforzesca fought during the First Italian War of Independence in 1849.
The 52nd Infantry Division "Torino" was an infantry division of the Royal Italian Army during World War II. The Torino was named after the city of Turin and classified as an auto-transportable division, meaning it had some motorized transport, but not enough to move the entire division at once. The division was formed by expanding the Torino Brigade in June 1940 and was based with two of its regiments in Civitavecchia, while the 81st Infantry Regiment "Torino" was based in Rome. The division took part in the Invasion of Yugoslavia and was then sent to the Eastern front as part of the Italian Expeditionary Corps in Russia.
The 2nd Cavalry Division "Emanuele Filiberto Testa di Ferro" was a cavalry or "Celere" (Fast) division of the Royal Italian Army during World War II. The division was mobilised in 1940. It did not take part in the Italian invasion of France, but did serve in the Invasion of Yugoslavia and remained in Yugoslavia as part of the occupying forces. In March 1942 the division's 6th Bersaglieri Regiment was sent to the Soviet Union attached to the 3rd Cavalry Division "Principe Amedeo Duca d'Aosta". In May 1942 the division started converting to an armored division, however, the conversion was cancelled and it returned to the cavalry format. In December 1942, the division moved to France as part of the Italian occupying forces where it was based in Toulon. The division remained in France until the Armistice of Cassibile was announced on 8 September 1943 and was then disbanded by the invading Germans.
The Battle of Petrikowka took place between 27 and 30 September 1941, during World War II. Fought between Italian and Soviet forces, it was the first significant engagement involving the Italian Expeditionary Corps in Russia.
The 3rd Bersaglieri Regiment is an active unit of the Italian Army based in Teulada in Sardinia. The regiment is part of the army's infantry corps' Bersaglieri speciality and operationally assigned to the Mechanized Brigade "Sassari". The regiment is the highest decorated unit of the Italian Army with three Gold Medals of Military Valor. The regiment was formed in 1861 by the Royal Italian Army with preexisting battalions. During World War I the regiment served on the Italian front.
The 6th Bersaglieri Regiment is an active unit of the Italian Army based in Trapani in Sicily. The regiment is part of the army's infantry corps' Bersaglieri speciality and operationally assigned to the Mechanized Brigade "Aosta". The regiment was formed in 1861 by the Royal Italian Army with preexisting battalions. During World War I the regiment formed together with the 12th Bersaglieri Regiment the I Bersaglieri Brigade, which served on the Italian front.
The 8th Field Artillery Regiment "Pasubio" is a field artillery regiment of the Italian Army. Today the regiment is based in Persano in Campania and assigned to the Bersaglieri Brigade "Garibaldi". The regiment was formed in 1860 by the Royal Sardinian Army and participated the same year in the Sardinian campaign in Central and Southern Italy. In 1861 the regiment joined the Royal Italian Army and in 1866 it fought in the Third Italian War of Independence. During World War I the regiment served on the Italian front. In 1935 the regiment was assigned to the 9th Infantry Division "Pasubio", which in July 1941 was assigned to the Italian Expeditionary Corps in Russia, which was deployed to the Eastern Front of World War II. In 1942 the division and regiment were destroyed during the Soviet Operation Little Saturn and the survivors of the division were dispersed by invading German forces after the announcement of the Armistice of Cassibile on 8 September 1943.
The 8th Marching Division was a short-lived division of the Royal Italian Army during World War II. In the Italian military the term "Marching" refers to temporary units based in Italy to manage replacements for the operational units at the front.
Italy 
Germany 
Soviet Union