This article discusses the Polish order of battle during the invasion of Poland. In the late 1930s Polish headquarters prepared "Plan Zachód", a plan of mobilization of Polish Army in case of war with Germany. Earlier, the Poles did not regard the Germans as their main threat, priority was given to threat from the Soviets.
The 28 Dywizja Piechoty was a Polish Army infantry division which saw action against the invading Germans during the Invasion of Poland of World War II. The division suffered heavy casualties in battles near Łódź and the remnants retreated to Warsaw, where they surrendered.
Polish 1st Legions Infantry Division is a tactical unit of the Polish Army. Formed on February 20, 1919, partially of veterans of the I Brigade of the Polish Legions, the unit saw extensive action during the Polish-Bolshevik War and World War II. Regarded by the soldiers of the Wehrmacht as the Iron Division, it distinguished itself in the Invasion of Poland.
The 7th Infantry Division was the name of several units of the Polish Army.
The 8th Infantry Division was a tactical unit of the Polish Army. It was active in the Polish-Bolshevik War, as well as during the Invasion of Poland in 1939. During World War II, the division was reformed twice as part of two distinct armed forces: once as part of the Home Army during the Warsaw Uprising and again as part of the Polish Army in the East.
The 16th Pomeranian Infantry Division is a military unit of the Polish Army. It was first raised on 16 August 1919 during the Polish uprising, before going on to serve during the subsequent war with the Bolsheviks. At the start of World War II the division fought briefly against the advancing German Army before being destroyed on 19 September 1939 after being surrounded in the Kampinos Forest. The division was raised once more in 1945 following the Soviet takeover of Poland; however, it did not see further action during the war. Afterwards it continued to serve, undergoing a number of changes in name and role. Today, it exists as the 16th Mechanised Division.
The 19th Infantry Division of the Polish Army was established in 1923 after the incorporation of Central Lithuania into Poland. It was part of the Prusy Army during the German-led Invasion of Poland. Later during the war, in the summer of 1944, the division was recreated as a Home Army unit, taking part in the Operation Ostra Brama in the summer of 1944.
The Polish 4th Infantry Division was created following Polish independence after the end of World War I. The division participated in the Polish–Ukrainian War in 1919. During World War II, the division existed as three wholly separate organizations, the original incarnation of the division as part of the prewar Polish Army, the second incarnation armed and equipped by the western Allies, and the final incarnation armed and equipped by the Soviet Union. The second and third incarnations of this division existed simultaneously from 1944 until 1947.
Army Poznań, led by Major General Tadeusz Kutrzeba, was one of the Polish Armies during the Invasion of Poland in 1939.
Polish 6th Infantry Division was a unit of the Polish Army in the interbellum period, which fought in the Polish–Ukrainian War, Polish–Soviet War and Polish September Campaign. It was formed on May 9, 1919, in the area around Kraków, its first commandant was Colonel Ignacy Pick. Between 1919 and 1920, the unit fought Ukrainian troops in eastern part of former Galicia. Then, it participated in the Polish–Soviet War, halting the advance of the Soviet 1st Cavalry Army led by General Semyon Budyonny. Several soldiers were after the conflict awarded with various orders, including the Virtuti Militari. In 1921, when hostilities ended, the division returned to its bases – headquarters and most regiments were stationed in Kraków, some other regiments were garrisoned in Tarnów and Wadowice.
20th Infantry Division was an infantry division of the Polish Army during the interbellum period, which took part in the Polish September Campaign. It was formed in 1920 from the reorganization of the 2nd Lithuanian-Belarusian Division. Stationed in Baranavichy and commanded by Colonel Wilhelm Lawicz-Liszka.
The 18th Infantry Division is a division of the Polish Armed Forces. The division was originally part of Polish Army during the interbellum period, which took part in the Polish September Campaign. Stationed in Łomża and commanded in 1939 by Colonel Stefan Kossecki, it was part of the Narew Independent Operational Group.
The 9th Infantry Division was a unit of the Polish Army in the Second Polish Republic. For most of 1919, the 9th Division's regiments were dispersed across the regions of Podlachia, Polesie and Volhynia, with one battalion sent to Dąbrowa Basin.
The 27 Infantry Division, was a unit of the Polish Army in the inter-war period. It was created on 18 October 1920, as a result of reorganization of the Army, from units of the 2nd I.D., 3rd I.D., and 13th I.D. Its headquarters were located in Kowel, with units stationed in other Volhynian towns, such as Lutsk, Sarny and Wlodzimierz Wolynski. Division's first commandant was General Gustaw Kuchinka.
14 Greater Poland Infantry Division was a unit of the Polish Army in the interbellum period, which took part in the Polish September Campaign.
13th Kresy Infantry Division was a unit of the Polish Army in the interbellum period. Its origins go back to the World War I, when in June 1918 the 1st Division of Polish Rifles was formed in the French town of Villers-Marmery. On July 8, 1918, the Division consisted of 227 officers and 10.000 soldiers, and it had been planned to be used in French attack on the German town of Saarbrücken, in the fall of 1918. Armistice, signed in November 1918, changed those plans.
5th Lwów Infantry Division was a unit of the Polish Army in the interbellum period, with headquarters stationed in Lwów. It was created on May 20, 1919, during the Polish–Ukrainian War in Eastern Galicia. Originally, it consisted of three infantry regiments, but later it was strengthened with additional two. During Polish September Campaign it was commanded by General Juliusz Zulauf. The Division consisted in September 1939 of these regiments:
During the Polish–Soviet War fought from February 1919 to March 1921 between Soviet Russia and the Second Polish Republic – after the conclusion of World War I in Europe – the Polish order of battle included broad disposition of personnel, strength, organization, and command structure.
8th Legions Infantry Regiment was an infantry regiment of the Polish Army. It existed from 1918 until 1939. Garrisoned in Lublin, and belonged to the 3rd Legions Infantry Division from Zamość. The regiment traced its traditions back to the 8th Infantry Regiment of the Duchy of Warsaw, commanded by Colonel Cyprian Godebski.
